Home / 52,298.44-72,178.08-31,077.78

Finding the Fourth Proportional to 52,298.44, 72,178.08 and 31,077.78

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Solution

The fourth proportional to 52,298.44, 72,178.08 and 31,077.78 is: 42,891.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,298.44 : 72,178.08 = 31,077.78 : x
  2. Step 2: Convert to fraction form
    52,298.44/72,178.08 = 31,077.78/x
  3. Step 3: Cross multiply
    52,298.44x = 72,178.08 × 31,077.78
  4. Step 4: Simplify right side
    52,298.44x = 2,243,134,491.06
  5. Step 5: Solve for x
    x = 2,243,134,491.06/52,298.44
  6. Step 6: Final answer
    x = 42,891.04

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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.