Home / 132,240.04-182,492.74-71,811.40

Finding the Fourth Proportional to 132,240.04, 182,492.74 and 71,811.40

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Solution

The fourth proportional to 132,240.04, 182,492.74 and 71,811.40 is: 99,100.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,240.04 : 182,492.74 = 71,811.40 : x
  2. Step 2: Convert to fraction form
    132,240.04/182,492.74 = 71,811.40/x
  3. Step 3: Cross multiply
    132,240.04x = 182,492.74 × 71,811.40
  4. Step 4: Simplify right side
    132,240.04x = 13,105,059,149.24
  5. Step 5: Solve for x
    x = 13,105,059,149.24/132,240.04
  6. Step 6: Final answer
    x = 99,100.54

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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.