Home / 71,026.18-106,437.73-52,158.22

Finding the Fourth Proportional to 71,026.18, 106,437.73 and 52,158.22

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Solution

The fourth proportional to 71,026.18, 106,437.73 and 52,158.22 is: 78,162.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,026.18 : 106,437.73 = 52,158.22 : x
  2. Step 2: Convert to fraction form
    71,026.18/106,437.73 = 52,158.22/x
  3. Step 3: Cross multiply
    71,026.18x = 106,437.73 × 52,158.22
  4. Step 4: Simplify right side
    71,026.18x = 5,551,602,537.64
  5. Step 5: Solve for x
    x = 5,551,602,537.64/71,026.18
  6. Step 6: Final answer
    x = 78,162.76

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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.