Home / 95,307.66-143,010.28-42,036.78

Finding the Fourth Proportional to 95,307.66, 143,010.28 and 42,036.78

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Solution

The fourth proportional to 95,307.66, 143,010.28 and 42,036.78 is: 63,076.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,307.66 : 143,010.28 = 42,036.78 : x
  2. Step 2: Convert to fraction form
    95,307.66/143,010.28 = 42,036.78/x
  3. Step 3: Cross multiply
    95,307.66x = 143,010.28 × 42,036.78
  4. Step 4: Simplify right side
    95,307.66x = 6,011,691,678.10
  5. Step 5: Solve for x
    x = 6,011,691,678.10/95,307.66
  6. Step 6: Final answer
    x = 63,076.69

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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.