Home / 52,948.56-79,468.40-30,731.07

Finding the Fourth Proportional to 52,948.56, 79,468.40 and 30,731.07

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Solution

The fourth proportional to 52,948.56, 79,468.40 and 30,731.07 is: 46,123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,948.56 : 79,468.40 = 30,731.07 : x
  2. Step 2: Convert to fraction form
    52,948.56/79,468.40 = 30,731.07/x
  3. Step 3: Cross multiply
    52,948.56x = 79,468.40 × 30,731.07
  4. Step 4: Simplify right side
    52,948.56x = 2,442,148,963.19
  5. Step 5: Solve for x
    x = 2,442,148,963.19/52,948.56
  6. Step 6: Final answer
    x = 46,123.05

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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.