Home / 99,274.24-136,999.25-53,952.21

Finding the Fourth Proportional to 99,274.24, 136,999.25 and 53,952.21

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Solution

The fourth proportional to 99,274.24, 136,999.25 and 53,952.21 is: 74,454.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,274.24 : 136,999.25 = 53,952.21 : x
  2. Step 2: Convert to fraction form
    99,274.24/136,999.25 = 53,952.21/x
  3. Step 3: Cross multiply
    99,274.24x = 136,999.25 × 53,952.21
  4. Step 4: Simplify right side
    99,274.24x = 7,391,412,238.40
  5. Step 5: Solve for x
    x = 7,391,412,238.40/99,274.24
  6. Step 6: Final answer
    x = 74,454.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.