Home / 52,032.71-78,090.12-26,731.22

Finding the Fourth Proportional to 52,032.71, 78,090.12 and 26,731.22

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Solution

The fourth proportional to 52,032.71, 78,090.12 and 26,731.22 is: 40,117.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,032.71 : 78,090.12 = 26,731.22 : x
  2. Step 2: Convert to fraction form
    52,032.71/78,090.12 = 26,731.22/x
  3. Step 3: Cross multiply
    52,032.71x = 78,090.12 × 26,731.22
  4. Step 4: Simplify right side
    52,032.71x = 2,087,443,787.10
  5. Step 5: Solve for x
    x = 2,087,443,787.10/52,032.71
  6. Step 6: Final answer
    x = 40,117.91

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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.