Home / 113,941.94-157,243.05-62,957.95

Finding the Fourth Proportional to 113,941.94, 157,243.05 and 62,957.95

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Solution

The fourth proportional to 113,941.94, 157,243.05 and 62,957.95 is: 86,883.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,941.94 : 157,243.05 = 62,957.95 : x
  2. Step 2: Convert to fraction form
    113,941.94/157,243.05 = 62,957.95/x
  3. Step 3: Cross multiply
    113,941.94x = 157,243.05 × 62,957.95
  4. Step 4: Simplify right side
    113,941.94x = 9,899,700,079.75
  5. Step 5: Solve for x
    x = 9,899,700,079.75/113,941.94
  6. Step 6: Final answer
    x = 86,883.72

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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.