Home / 113,269.76-156,314.16-62,284.70

Finding the Fourth Proportional to 113,269.76, 156,314.16 and 62,284.70

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Solution

The fourth proportional to 113,269.76, 156,314.16 and 62,284.70 is: 85,953.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,269.76 : 156,314.16 = 62,284.70 : x
  2. Step 2: Convert to fraction form
    113,269.76/156,314.16 = 62,284.70/x
  3. Step 3: Cross multiply
    113,269.76x = 156,314.16 × 62,284.70
  4. Step 4: Simplify right side
    113,269.76x = 9,735,980,561.35
  5. Step 5: Solve for x
    x = 9,735,980,561.35/113,269.76
  6. Step 6: Final answer
    x = 85,953.93

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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.