Home / 125,887.02-173,718.66-68,526.42

Finding the Fourth Proportional to 125,887.02, 173,718.66 and 68,526.42

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Solution

The fourth proportional to 125,887.02, 173,718.66 and 68,526.42 is: 94,563.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,887.02 : 173,718.66 = 68,526.42 : x
  2. Step 2: Convert to fraction form
    125,887.02/173,718.66 = 68,526.42/x
  3. Step 3: Cross multiply
    125,887.02x = 173,718.66 × 68,526.42
  4. Step 4: Simplify right side
    125,887.02x = 11,904,317,857.00
  5. Step 5: Solve for x
    x = 11,904,317,857.00/125,887.02
  6. Step 6: Final answer
    x = 94,563.51

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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.