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Finding the Fourth Proportional to 64,754.17, 89,367.15 and 37,895.07

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Solution

The fourth proportional to 64,754.17, 89,367.15 and 37,895.07 is: 52,298.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,754.17 : 89,367.15 = 37,895.07 : x
  2. Step 2: Convert to fraction form
    64,754.17/89,367.15 = 37,895.07/x
  3. Step 3: Cross multiply
    64,754.17x = 89,367.15 × 37,895.07
  4. Step 4: Simplify right side
    64,754.17x = 3,386,574,740.08
  5. Step 5: Solve for x
    x = 3,386,574,740.08/64,754.17
  6. Step 6: Final answer
    x = 52,298.95

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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.