Home / 63,816.86-88,094.62-45,431.89

Finding the Fourth Proportional to 63,816.86, 88,094.62 and 45,431.89

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Solution

The fourth proportional to 63,816.86, 88,094.62 and 45,431.89 is: 62,715.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,816.86 : 88,094.62 = 45,431.89 : x
  2. Step 2: Convert to fraction form
    63,816.86/88,094.62 = 45,431.89/x
  3. Step 3: Cross multiply
    63,816.86x = 88,094.62 × 45,431.89
  4. Step 4: Simplify right side
    63,816.86x = 4,002,304,921.99
  5. Step 5: Solve for x
    x = 4,002,304,921.99/63,816.86
  6. Step 6: Final answer
    x = 62,715.48

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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.