Home / 130,552.31-180,160.65-73,191.35

Finding the Fourth Proportional to 130,552.31, 180,160.65 and 73,191.35

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Solution

The fourth proportional to 130,552.31, 180,160.65 and 73,191.35 is: 101,003.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,552.31 : 180,160.65 = 73,191.35 : x
  2. Step 2: Convert to fraction form
    130,552.31/180,160.65 = 73,191.35/x
  3. Step 3: Cross multiply
    130,552.31x = 180,160.65 × 73,191.35
  4. Step 4: Simplify right side
    130,552.31x = 13,186,200,289.57
  5. Step 5: Solve for x
    x = 13,186,200,289.57/130,552.31
  6. Step 6: Final answer
    x = 101,003.20

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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.