Home / 132,075.45-182,264.27-71,646.21

Finding the Fourth Proportional to 132,075.45, 182,264.27 and 71,646.21

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Solution

The fourth proportional to 132,075.45, 182,264.27 and 71,646.21 is: 98,871.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,075.45 : 182,264.27 = 71,646.21 : x
  2. Step 2: Convert to fraction form
    132,075.45/182,264.27 = 71,646.21/x
  3. Step 3: Cross multiply
    132,075.45x = 182,264.27 × 71,646.21
  4. Step 4: Simplify right side
    132,075.45x = 13,058,543,805.69
  5. Step 5: Solve for x
    x = 13,058,543,805.69/132,075.45
  6. Step 6: Final answer
    x = 98,871.85

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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.