Home / 91,748.14-137,622.40-25,189.18

Finding the Fourth Proportional to 91,748.14, 137,622.40 and 25,189.18

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Solution

The fourth proportional to 91,748.14, 137,622.40 and 25,189.18 is: 37,783.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,748.14 : 137,622.40 = 25,189.18 : x
  2. Step 2: Convert to fraction form
    91,748.14/137,622.40 = 25,189.18/x
  3. Step 3: Cross multiply
    91,748.14x = 137,622.40 × 25,189.18
  4. Step 4: Simplify right side
    91,748.14x = 3,466,595,405.63
  5. Step 5: Solve for x
    x = 3,466,595,405.63/91,748.14
  6. Step 6: Final answer
    x = 37,783.82

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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.