Home / 52,298.78-78,444.57-30,095.78

Finding the Fourth Proportional to 52,298.78, 78,444.57 and 30,095.78

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Solution

The fourth proportional to 52,298.78, 78,444.57 and 30,095.78 is: 45,141.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,298.78 : 78,444.57 = 30,095.78 : x
  2. Step 2: Convert to fraction form
    52,298.78/78,444.57 = 30,095.78/x
  3. Step 3: Cross multiply
    52,298.78x = 78,444.57 × 30,095.78
  4. Step 4: Simplify right side
    52,298.78x = 2,360,850,520.91
  5. Step 5: Solve for x
    x = 2,360,850,520.91/52,298.78
  6. Step 6: Final answer
    x = 45,141.60

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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.