Home / 52,298.28-78,443.82-30,095.28

Finding the Fourth Proportional to 52,298.28, 78,443.82 and 30,095.28

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Solution

The fourth proportional to 52,298.28, 78,443.82 and 30,095.28 is: 45,140.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,298.28 : 78,443.82 = 30,095.28 : x
  2. Step 2: Convert to fraction form
    52,298.28/78,443.82 = 30,095.28/x
  3. Step 3: Cross multiply
    52,298.28x = 78,443.82 × 30,095.28
  4. Step 4: Simplify right side
    52,298.28x = 2,360,788,727.17
  5. Step 5: Solve for x
    x = 2,360,788,727.17/52,298.28
  6. Step 6: Final answer
    x = 45,140.85

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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.