Home / 113,281.50-156,328.62-62,295.12

Finding the Fourth Proportional to 113,281.50, 156,328.62 and 62,295.12

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Solution

The fourth proportional to 113,281.50, 156,328.62 and 62,295.12 is: 85,967.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,281.50 : 156,328.62 = 62,295.12 : x
  2. Step 2: Convert to fraction form
    113,281.50/156,328.62 = 62,295.12/x
  3. Step 3: Cross multiply
    113,281.50x = 156,328.62 × 62,295.12
  4. Step 4: Simplify right side
    113,281.50x = 9,738,510,142.33
  5. Step 5: Solve for x
    x = 9,738,510,142.33/113,281.50
  6. Step 6: Final answer
    x = 85,967.35

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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.