Home / 132,317.85-182,599.51-71,888.48

Finding the Fourth Proportional to 132,317.85, 182,599.51 and 71,888.48

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Solution

The fourth proportional to 132,317.85, 182,599.51 and 71,888.48 is: 99,206.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,317.85 : 182,599.51 = 71,888.48 : x
  2. Step 2: Convert to fraction form
    132,317.85/182,599.51 = 71,888.48/x
  3. Step 3: Cross multiply
    132,317.85x = 182,599.51 × 71,888.48
  4. Step 4: Simplify right side
    132,317.85x = 13,126,801,222.64
  5. Step 5: Solve for x
    x = 13,126,801,222.64/132,317.85
  6. Step 6: Final answer
    x = 99,206.58

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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.