Home / 113,331.80-169,997.70-102,056.60

Finding the Fourth Proportional to 113,331.80, 169,997.70 and 102,056.60

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Solution

The fourth proportional to 113,331.80, 169,997.70 and 102,056.60 is: 153,084.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,331.80 : 169,997.70 = 102,056.60 : x
  2. Step 2: Convert to fraction form
    113,331.80/169,997.70 = 102,056.60/x
  3. Step 3: Cross multiply
    113,331.80x = 169,997.70 × 102,056.60
  4. Step 4: Simplify right side
    113,331.80x = 17,349,387,269.82
  5. Step 5: Solve for x
    x = 17,349,387,269.82/113,331.80
  6. Step 6: Final answer
    x = 153,084.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.