Home / 102,113.24-140,895.44-59,663.56

Finding the Fourth Proportional to 102,113.24, 140,895.44 and 59,663.56

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Solution

The fourth proportional to 102,113.24, 140,895.44 and 59,663.56 is: 82,323.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,113.24 : 140,895.44 = 59,663.56 : x
  2. Step 2: Convert to fraction form
    102,113.24/140,895.44 = 59,663.56/x
  3. Step 3: Cross multiply
    102,113.24x = 140,895.44 × 59,663.56
  4. Step 4: Simplify right side
    102,113.24x = 8,406,323,538.17
  5. Step 5: Solve for x
    x = 8,406,323,538.17/102,113.24
  6. Step 6: Final answer
    x = 82,323.54

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1.5x scale

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.