Home / 132,381.84-182,688.79-71,952.46

Finding the Fourth Proportional to 132,381.84, 182,688.79 and 71,952.46

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Solution

The fourth proportional to 132,381.84, 182,688.79 and 71,952.46 is: 99,295.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,381.84 : 182,688.79 = 71,952.46 : x
  2. Step 2: Convert to fraction form
    132,381.84/182,688.79 = 71,952.46/x
  3. Step 3: Cross multiply
    132,381.84x = 182,688.79 × 71,952.46
  4. Step 4: Simplify right side
    132,381.84x = 13,144,907,854.92
  5. Step 5: Solve for x
    x = 13,144,907,854.92/132,381.84
  6. Step 6: Final answer
    x = 99,295.40

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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.