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Finding the Fourth Proportional to 64,251.56, 88,664.23 and 35,572.30

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Solution

The fourth proportional to 64,251.56, 88,664.23 and 35,572.30 is: 49,088.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,251.56 : 88,664.23 = 35,572.30 : x
  2. Step 2: Convert to fraction form
    64,251.56/88,664.23 = 35,572.30/x
  3. Step 3: Cross multiply
    64,251.56x = 88,664.23 × 35,572.30
  4. Step 4: Simplify right side
    64,251.56x = 3,153,990,588.83
  5. Step 5: Solve for x
    x = 3,153,990,588.83/64,251.56
  6. Step 6: Final answer
    x = 49,088.16

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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.