Home / 102,771.82-141,802.95-60,319.18

Finding the Fourth Proportional to 102,771.82, 141,802.95 and 60,319.18

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Solution

The fourth proportional to 102,771.82, 141,802.95 and 60,319.18 is: 83,227.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,771.82 : 141,802.95 = 60,319.18 : x
  2. Step 2: Convert to fraction form
    102,771.82/141,802.95 = 60,319.18/x
  3. Step 3: Cross multiply
    102,771.82x = 141,802.95 × 60,319.18
  4. Step 4: Simplify right side
    102,771.82x = 8,553,437,665.58
  5. Step 5: Solve for x
    x = 8,553,437,665.58/102,771.82
  6. Step 6: Final answer
    x = 83,227.46

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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.