Home / 130,863.51-180,591.68-73,502.92

Finding the Fourth Proportional to 130,863.51, 180,591.68 and 73,502.92

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Solution

The fourth proportional to 130,863.51, 180,591.68 and 73,502.92 is: 101,434.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,863.51 : 180,591.68 = 73,502.92 : x
  2. Step 2: Convert to fraction form
    130,863.51/180,591.68 = 73,502.92/x
  3. Step 3: Cross multiply
    130,863.51x = 180,591.68 × 73,502.92
  4. Step 4: Simplify right side
    130,863.51x = 13,274,015,807.71
  5. Step 5: Solve for x
    x = 13,274,015,807.71/130,863.51
  6. Step 6: Final answer
    x = 101,434.05

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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.