Home / 113,207.77-156,228.34-62,225.22

Finding the Fourth Proportional to 113,207.77, 156,228.34 and 62,225.22

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Solution

The fourth proportional to 113,207.77, 156,228.34 and 62,225.22 is: 85,871.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,207.77 : 156,228.34 = 62,225.22 : x
  2. Step 2: Convert to fraction form
    113,207.77/156,228.34 = 62,225.22/x
  3. Step 3: Cross multiply
    113,207.77x = 156,228.34 × 62,225.22
  4. Step 4: Simplify right side
    113,207.77x = 9,721,341,890.03
  5. Step 5: Solve for x
    x = 9,721,341,890.03/113,207.77
  6. Step 6: Final answer
    x = 85,871.68

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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.