Home / 77,152.20-115,703.34-24,549.36

Finding the Fourth Proportional to 77,152.20, 115,703.34 and 24,549.36

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Solution

The fourth proportional to 77,152.20, 115,703.34 and 24,549.36 is: 36,816.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,152.20 : 115,703.34 = 24,549.36 : x
  2. Step 2: Convert to fraction form
    77,152.20/115,703.34 = 24,549.36/x
  3. Step 3: Cross multiply
    77,152.20x = 115,703.34 × 24,549.36
  4. Step 4: Simplify right side
    77,152.20x = 2,840,442,946.86
  5. Step 5: Solve for x
    x = 2,840,442,946.86/77,152.20
  6. Step 6: Final answer
    x = 36,816.10

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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.