Home / 141,887.42-212,862.28-42,055.46

Finding the Fourth Proportional to 141,887.42, 212,862.28 and 42,055.46

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Solution

The fourth proportional to 141,887.42, 212,862.28 and 42,055.46 is: 63,092.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,887.42 : 212,862.28 = 42,055.46 : x
  2. Step 2: Convert to fraction form
    141,887.42/212,862.28 = 42,055.46/x
  3. Step 3: Cross multiply
    141,887.42x = 212,862.28 × 42,055.46
  4. Step 4: Simplify right side
    141,887.42x = 8,952,021,102.05
  5. Step 5: Solve for x
    x = 8,952,021,102.05/141,887.42
  6. Step 6: Final answer
    x = 63,092.42

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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.