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Finding the Fourth Proportional to 64,004.88, 88,330.98 and 35,711.18

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Solution

The fourth proportional to 64,004.88, 88,330.98 and 35,711.18 is: 49,283.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,004.88 : 88,330.98 = 35,711.18 : x
  2. Step 2: Convert to fraction form
    64,004.88/88,330.98 = 35,711.18/x
  3. Step 3: Cross multiply
    64,004.88x = 88,330.98 × 35,711.18
  4. Step 4: Simplify right side
    64,004.88x = 3,154,403,526.36
  5. Step 5: Solve for x
    x = 3,154,403,526.36/64,004.88
  6. Step 6: Final answer
    x = 49,283.80

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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.