Home / 112,903,862.24-155,816,720.76-62,672,808.56

Finding the Fourth Proportional to 112,903,862.24, 155,816,720.76 and 62,672,808.56

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Solution

The fourth proportional to 112,903,862.24, 155,816,720.76 and 62,672,808.56 is: 86,493,688.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,903,862.24 : 155,816,720.76 = 62,672,808.56 : x
  2. Step 2: Convert to fraction form
    112,903,862.24/155,816,720.76 = 62,672,808.56/x
  3. Step 3: Cross multiply
    112,903,862.24x = 155,816,720.76 × 62,672,808.56
  4. Step 4: Simplify right side
    112,903,862.24x = 9,765,471,510,638,458
  5. Step 5: Solve for x
    x = 9,765,471,510,638,458/112,903,862.24
  6. Step 6: Final answer
    x = 86,493,688.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.