Home / 64,772.40-89,384.27-36,092.19

Finding the Fourth Proportional to 64,772.40, 89,384.27 and 36,092.19

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Solution

The fourth proportional to 64,772.40, 89,384.27 and 36,092.19 is: 49,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,772.40 : 89,384.27 = 36,092.19 : x
  2. Step 2: Convert to fraction form
    64,772.40/89,384.27 = 36,092.19/x
  3. Step 3: Cross multiply
    64,772.40x = 89,384.27 × 36,092.19
  4. Step 4: Simplify right side
    64,772.40x = 3,226,073,875.39
  5. Step 5: Solve for x
    x = 3,226,073,875.39/64,772.40
  6. Step 6: Final answer
    x = 49,806.30

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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.