Home / 175,515.06-242,209.28-99,034.74

Finding the Fourth Proportional to 175,515.06, 242,209.28 and 99,034.74

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Solution

The fourth proportional to 175,515.06, 242,209.28 and 99,034.74 is: 136,667.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,515.06 : 242,209.28 = 99,034.74 : x
  2. Step 2: Convert to fraction form
    175,515.06/242,209.28 = 99,034.74/x
  3. Step 3: Cross multiply
    175,515.06x = 242,209.28 × 99,034.74
  4. Step 4: Simplify right side
    175,515.06x = 23,987,133,070.39
  5. Step 5: Solve for x
    x = 23,987,133,070.39/175,515.06
  6. Step 6: Final answer
    x = 136,667.09

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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.