Home / 134,340.64-185,387.20-73,085.20

Finding the Fourth Proportional to 134,340.64, 185,387.20 and 73,085.20

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Solution

The fourth proportional to 134,340.64, 185,387.20 and 73,085.20 is: 100,856.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,340.64 : 185,387.20 = 73,085.20 : x
  2. Step 2: Convert to fraction form
    134,340.64/185,387.20 = 73,085.20/x
  3. Step 3: Cross multiply
    134,340.64x = 185,387.20 × 73,085.20
  4. Step 4: Simplify right side
    134,340.64x = 13,549,060,589.44
  5. Step 5: Solve for x
    x = 13,549,060,589.44/134,340.64
  6. Step 6: Final answer
    x = 100,856.01

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1.5x scale

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.