Home / 113,469.13-156,586.08-62,480.80

Finding the Fourth Proportional to 113,469.13, 156,586.08 and 62,480.80

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Solution

The fourth proportional to 113,469.13, 156,586.08 and 62,480.80 is: 86,222.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,469.13 : 156,586.08 = 62,480.80 : x
  2. Step 2: Convert to fraction form
    113,469.13/156,586.08 = 62,480.80/x
  3. Step 3: Cross multiply
    113,469.13x = 156,586.08 × 62,480.80
  4. Step 4: Simplify right side
    113,469.13x = 9,783,623,547.26
  5. Step 5: Solve for x
    x = 9,783,623,547.26/113,469.13
  6. Step 6: Final answer
    x = 86,222.78

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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.