Home / 113,211.96-156,232.64-62,224.68

Finding the Fourth Proportional to 113,211.96, 156,232.64 and 62,224.68

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Solution

The fourth proportional to 113,211.96, 156,232.64 and 62,224.68 is: 85,870.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,211.96 : 156,232.64 = 62,224.68 : x
  2. Step 2: Convert to fraction form
    113,211.96/156,232.64 = 62,224.68/x
  3. Step 3: Cross multiply
    113,211.96x = 156,232.64 × 62,224.68
  4. Step 4: Simplify right side
    113,211.96x = 9,721,525,718.43
  5. Step 5: Solve for x
    x = 9,721,525,718.43/113,211.96
  6. Step 6: Final answer
    x = 85,870.13

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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.