Home / 91,002.18-136,503.63-27,822.08

Finding the Fourth Proportional to 91,002.18, 136,503.63 and 27,822.08

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Solution

The fourth proportional to 91,002.18, 136,503.63 and 27,822.08 is: 41,733.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,002.18 : 136,503.63 = 27,822.08 : x
  2. Step 2: Convert to fraction form
    91,002.18/136,503.63 = 27,822.08/x
  3. Step 3: Cross multiply
    91,002.18x = 136,503.63 × 27,822.08
  4. Step 4: Simplify right side
    91,002.18x = 3,797,814,231.63
  5. Step 5: Solve for x
    x = 3,797,814,231.63/91,002.18
  6. Step 6: Final answer
    x = 41,733.22

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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.