Home / 92,017.70-138,152.92-47,675.06

Finding the Fourth Proportional to 92,017.70, 138,152.92 and 47,675.06

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Solution

The fourth proportional to 92,017.70, 138,152.92 and 47,675.06 is: 71,578.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,017.70 : 138,152.92 = 47,675.06 : x
  2. Step 2: Convert to fraction form
    92,017.70/138,152.92 = 47,675.06/x
  3. Step 3: Cross multiply
    92,017.70x = 138,152.92 × 47,675.06
  4. Step 4: Simplify right side
    92,017.70x = 6,586,448,750.18
  5. Step 5: Solve for x
    x = 6,586,448,750.18/92,017.70
  6. Step 6: Final answer
    x = 71,578.06

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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.