Home / 130,816.32-180,524.22-73,456.10

Finding the Fourth Proportional to 130,816.32, 180,524.22 and 73,456.10

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Solution

The fourth proportional to 130,816.32, 180,524.22 and 73,456.10 is: 101,368.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,816.32 : 180,524.22 = 73,456.10 : x
  2. Step 2: Convert to fraction form
    130,816.32/180,524.22 = 73,456.10/x
  3. Step 3: Cross multiply
    130,816.32x = 180,524.22 × 73,456.10
  4. Step 4: Simplify right side
    130,816.32x = 13,260,605,156.74
  5. Step 5: Solve for x
    x = 13,260,605,156.74/130,816.32
  6. Step 6: Final answer
    x = 101,368.13

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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.