Home / 141,652.80-212,222.88-101,995.20

Finding the Fourth Proportional to 141,652.80, 212,222.88 and 101,995.20

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Solution

The fourth proportional to 141,652.80, 212,222.88 and 101,995.20 is: 152,808.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,652.80 : 212,222.88 = 101,995.20 : x
  2. Step 2: Convert to fraction form
    141,652.80/212,222.88 = 101,995.20/x
  3. Step 3: Cross multiply
    141,652.80x = 212,222.88 × 101,995.20
  4. Step 4: Simplify right side
    141,652.80x = 21,645,715,090.18
  5. Step 5: Solve for x
    x = 21,645,715,090.18/141,652.80
  6. Step 6: Final answer
    x = 152,808.24

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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.