Home / 85,088.64-127,641.69-32,542.32

Finding the Fourth Proportional to 85,088.64, 127,641.69 and 32,542.32

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Solution

The fourth proportional to 85,088.64, 127,641.69 and 32,542.32 is: 48,816.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,088.64 : 127,641.69 = 32,542.32 : x
  2. Step 2: Convert to fraction form
    85,088.64/127,641.69 = 32,542.32/x
  3. Step 3: Cross multiply
    85,088.64x = 127,641.69 × 32,542.32
  4. Step 4: Simplify right side
    85,088.64x = 4,153,756,721.32
  5. Step 5: Solve for x
    x = 4,153,756,721.32/85,088.64
  6. Step 6: Final answer
    x = 48,816.82

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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.