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Finding the Fourth Proportional to 114,079.52, 157,430.78 and 63,089.62

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Solution

The fourth proportional to 114,079.52, 157,430.78 and 63,089.62 is: 87,064.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,079.52 : 157,430.78 = 63,089.62 : x
  2. Step 2: Convert to fraction form
    114,079.52/157,430.78 = 63,089.62/x
  3. Step 3: Cross multiply
    114,079.52x = 157,430.78 × 63,089.62
  4. Step 4: Simplify right side
    114,079.52x = 9,932,248,086.50
  5. Step 5: Solve for x
    x = 9,932,248,086.50/114,079.52
  6. Step 6: Final answer
    x = 87,064.25

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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.