Home / 157,099.80-235,506.76-57,237.24

Finding the Fourth Proportional to 157,099.80, 235,506.76 and 57,237.24

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Solution

The fourth proportional to 157,099.80, 235,506.76 and 57,237.24 is: 85,803.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,099.80 : 235,506.76 = 57,237.24 : x
  2. Step 2: Convert to fraction form
    157,099.80/235,506.76 = 57,237.24/x
  3. Step 3: Cross multiply
    157,099.80x = 235,506.76 × 57,237.24
  4. Step 4: Simplify right side
    157,099.80x = 13,479,756,943.74
  5. Step 5: Solve for x
    x = 13,479,756,943.74/157,099.80
  6. Step 6: Final answer
    x = 85,803.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.