Home / 95,036.36-142,445.93-45,045.72

Finding the Fourth Proportional to 95,036.36, 142,445.93 and 45,045.72

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Solution

The fourth proportional to 95,036.36, 142,445.93 and 45,045.72 is: 67,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,036.36 : 142,445.93 = 45,045.72 : x
  2. Step 2: Convert to fraction form
    95,036.36/142,445.93 = 45,045.72/x
  3. Step 3: Cross multiply
    95,036.36x = 142,445.93 × 45,045.72
  4. Step 4: Simplify right side
    95,036.36x = 6,416,579,252.69
  5. Step 5: Solve for x
    x = 6,416,579,252.69/95,036.36
  6. Step 6: Final answer
    x = 67,517.10

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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.