Home / 175,475.61-242,186.12-99,016.38

Finding the Fourth Proportional to 175,475.61, 242,186.12 and 99,016.38

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Solution

The fourth proportional to 175,475.61, 242,186.12 and 99,016.38 is: 136,659.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,475.61 : 242,186.12 = 99,016.38 : x
  2. Step 2: Convert to fraction form
    175,475.61/242,186.12 = 99,016.38/x
  3. Step 3: Cross multiply
    175,475.61x = 242,186.12 × 99,016.38
  4. Step 4: Simplify right side
    175,475.61x = 23,980,392,393.56
  5. Step 5: Solve for x
    x = 23,980,392,393.56/175,475.61
  6. Step 6: Final answer
    x = 136,659.40

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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.