Home / 101,588.07-152,381.70-31,467.18

Finding the Fourth Proportional to 101,588.07, 152,381.70 and 31,467.18

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Solution

The fourth proportional to 101,588.07, 152,381.70 and 31,467.18 is: 47,200.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,588.07 : 152,381.70 = 31,467.18 : x
  2. Step 2: Convert to fraction form
    101,588.07/152,381.70 = 31,467.18/x
  3. Step 3: Cross multiply
    101,588.07x = 152,381.70 × 31,467.18
  4. Step 4: Simplify right side
    101,588.07x = 4,795,022,382.61
  5. Step 5: Solve for x
    x = 4,795,022,382.61/101,588.07
  6. Step 6: Final answer
    x = 47,200.64

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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.