Home / 102,309.35-141,187.16-59,297.18

Finding the Fourth Proportional to 102,309.35, 141,187.16 and 59,297.18

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Solution

The fourth proportional to 102,309.35, 141,187.16 and 59,297.18 is: 81,830.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,309.35 : 141,187.16 = 59,297.18 : x
  2. Step 2: Convert to fraction form
    102,309.35/141,187.16 = 59,297.18/x
  3. Step 3: Cross multiply
    102,309.35x = 141,187.16 × 59,297.18
  4. Step 4: Simplify right side
    102,309.35x = 8,371,999,882.52
  5. Step 5: Solve for x
    x = 8,371,999,882.52/102,309.35
  6. Step 6: Final answer
    x = 81,830.26

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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.