Home / 115,411.90-173,166.45-62,859.10

Finding the Fourth Proportional to 115,411.90, 173,166.45 and 62,859.10

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Solution

The fourth proportional to 115,411.90, 173,166.45 and 62,859.10 is: 94,315.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,411.90 : 173,166.45 = 62,859.10 : x
  2. Step 2: Convert to fraction form
    115,411.90/173,166.45 = 62,859.10/x
  3. Step 3: Cross multiply
    115,411.90x = 173,166.45 × 62,859.10
  4. Step 4: Simplify right side
    115,411.90x = 10,885,087,197.20
  5. Step 5: Solve for x
    x = 10,885,087,197.20/115,411.90
  6. Step 6: Final answer
    x = 94,315.12

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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.