Home / 113,250.15-169,151.09-102,560.58

Finding the Fourth Proportional to 113,250.15, 169,151.09 and 102,560.58

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Solution

The fourth proportional to 113,250.15, 169,151.09 and 102,560.58 is: 153,185.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,250.15 : 169,151.09 = 102,560.58 : x
  2. Step 2: Convert to fraction form
    113,250.15/169,151.09 = 102,560.58/x
  3. Step 3: Cross multiply
    113,250.15x = 169,151.09 × 102,560.58
  4. Step 4: Simplify right side
    113,250.15x = 17,348,233,385.23
  5. Step 5: Solve for x
    x = 17,348,233,385.23/113,250.15
  6. Step 6: Final answer
    x = 153,185.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.