Home / 90,002.17-135,001.59-26,865.14

Finding the Fourth Proportional to 90,002.17, 135,001.59 and 26,865.14

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Solution

The fourth proportional to 90,002.17, 135,001.59 and 26,865.14 is: 40,297.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,002.17 : 135,001.59 = 26,865.14 : x
  2. Step 2: Convert to fraction form
    90,002.17/135,001.59 = 26,865.14/x
  3. Step 3: Cross multiply
    90,002.17x = 135,001.59 × 26,865.14
  4. Step 4: Simplify right side
    90,002.17x = 3,626,835,839.82
  5. Step 5: Solve for x
    x = 3,626,835,839.82/90,002.17
  6. Step 6: Final answer
    x = 40,297.20

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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.