Home / 88,075.61-132,113.06-31,902.57

Finding the Fourth Proportional to 88,075.61, 132,113.06 and 31,902.57

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Solution

The fourth proportional to 88,075.61, 132,113.06 and 31,902.57 is: 47,853.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,075.61 : 132,113.06 = 31,902.57 : x
  2. Step 2: Convert to fraction form
    88,075.61/132,113.06 = 31,902.57/x
  3. Step 3: Cross multiply
    88,075.61x = 132,113.06 × 31,902.57
  4. Step 4: Simplify right side
    88,075.61x = 4,214,745,985.05
  5. Step 5: Solve for x
    x = 4,214,745,985.05/88,075.61
  6. Step 6: Final answer
    x = 47,853.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.