Home / 73,730.60-110,416.76-42,045.06

Finding the Fourth Proportional to 73,730.60, 110,416.76 and 42,045.06

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Solution

The fourth proportional to 73,730.60, 110,416.76 and 42,045.06 is: 62,965.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,730.60 : 110,416.76 = 42,045.06 : x
  2. Step 2: Convert to fraction form
    73,730.60/110,416.76 = 42,045.06/x
  3. Step 3: Cross multiply
    73,730.60x = 110,416.76 × 42,045.06
  4. Step 4: Simplify right side
    73,730.60x = 4,642,479,299.21
  5. Step 5: Solve for x
    x = 4,642,479,299.21/73,730.60
  6. Step 6: Final answer
    x = 62,965.43

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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.