Home / 134,148.60-185,113.02-73,718.52

Finding the Fourth Proportional to 134,148.60, 185,113.02 and 73,718.52

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Solution

The fourth proportional to 134,148.60, 185,113.02 and 73,718.52 is: 101,724.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,148.60 : 185,113.02 = 73,718.52 : x
  2. Step 2: Convert to fraction form
    134,148.60/185,113.02 = 73,718.52/x
  3. Step 3: Cross multiply
    134,148.60x = 185,113.02 × 73,718.52
  4. Step 4: Simplify right side
    134,148.60x = 13,646,257,867.13
  5. Step 5: Solve for x
    x = 13,646,257,867.13/134,148.60
  6. Step 6: Final answer
    x = 101,724.94

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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.