Home / 94,351.52-130,204.84-56,625.76

Finding the Fourth Proportional to 94,351.52, 130,204.84 and 56,625.76

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Solution

The fourth proportional to 94,351.52, 130,204.84 and 56,625.76 is: 78,143.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,351.52 : 130,204.84 = 56,625.76 : x
  2. Step 2: Convert to fraction form
    94,351.52/130,204.84 = 56,625.76/x
  3. Step 3: Cross multiply
    94,351.52x = 130,204.84 × 56,625.76
  4. Step 4: Simplify right side
    94,351.52x = 7,372,948,020.68
  5. Step 5: Solve for x
    x = 7,372,948,020.68/94,351.52
  6. Step 6: Final answer
    x = 78,143.39

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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.