Home / 80,897.54-121,346.22-37,616.18

Finding the Fourth Proportional to 80,897.54, 121,346.22 and 37,616.18

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Solution

The fourth proportional to 80,897.54, 121,346.22 and 37,616.18 is: 56,424.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,897.54 : 121,346.22 = 37,616.18 : x
  2. Step 2: Convert to fraction form
    80,897.54/121,346.22 = 37,616.18/x
  3. Step 3: Cross multiply
    80,897.54x = 121,346.22 × 37,616.18
  4. Step 4: Simplify right side
    80,897.54x = 4,564,581,253.84
  5. Step 5: Solve for x
    x = 4,564,581,253.84/80,897.54
  6. Step 6: Final answer
    x = 56,424.23

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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.