Home / 101,331.95-152,014.26-31,211.24

Finding the Fourth Proportional to 101,331.95, 152,014.26 and 31,211.24

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Solution

The fourth proportional to 101,331.95, 152,014.26 and 31,211.24 is: 46,821.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,331.95 : 152,014.26 = 31,211.24 : x
  2. Step 2: Convert to fraction form
    101,331.95/152,014.26 = 31,211.24/x
  3. Step 3: Cross multiply
    101,331.95x = 152,014.26 × 31,211.24
  4. Step 4: Simplify right side
    101,331.95x = 4,744,553,552.28
  5. Step 5: Solve for x
    x = 4,744,553,552.28/101,331.95
  6. Step 6: Final answer
    x = 46,821.89

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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.