Home / 132,280.40-182,548.32-71,852.22

Finding the Fourth Proportional to 132,280.40, 182,548.32 and 71,852.22

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Solution

The fourth proportional to 132,280.40, 182,548.32 and 71,852.22 is: 99,156.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,280.40 : 182,548.32 = 71,852.22 : x
  2. Step 2: Convert to fraction form
    132,280.40/182,548.32 = 71,852.22/x
  3. Step 3: Cross multiply
    132,280.40x = 182,548.32 × 71,852.22
  4. Step 4: Simplify right side
    132,280.40x = 13,116,502,049.27
  5. Step 5: Solve for x
    x = 13,116,502,049.27/132,280.40
  6. Step 6: Final answer
    x = 99,156.81

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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.