Home / 61,151.33-84,430.26-38,216.18

Finding the Fourth Proportional to 61,151.33, 84,430.26 and 38,216.18

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Solution

The fourth proportional to 61,151.33, 84,430.26 and 38,216.18 is: 52,764.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,151.33 : 84,430.26 = 38,216.18 : x
  2. Step 2: Convert to fraction form
    61,151.33/84,430.26 = 38,216.18/x
  3. Step 3: Cross multiply
    61,151.33x = 84,430.26 × 38,216.18
  4. Step 4: Simplify right side
    61,151.33x = 3,226,601,591.46
  5. Step 5: Solve for x
    x = 3,226,601,591.46/61,151.33
  6. Step 6: Final answer
    x = 52,764.21

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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.