Home / 134,154.40-185,136.24-73,730.74

Finding the Fourth Proportional to 134,154.40, 185,136.24 and 73,730.74

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Solution

The fourth proportional to 134,154.40, 185,136.24 and 73,730.74 is: 101,750.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,154.40 : 185,136.24 = 73,730.74 : x
  2. Step 2: Convert to fraction form
    134,154.40/185,136.24 = 73,730.74/x
  3. Step 3: Cross multiply
    134,154.40x = 185,136.24 × 73,730.74
  4. Step 4: Simplify right side
    134,154.40x = 13,650,231,976.02
  5. Step 5: Solve for x
    x = 13,650,231,976.02/134,154.40
  6. Step 6: Final answer
    x = 101,750.16

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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.