Home / 91,541.44-137,341.68-38,995.84

Finding the Fourth Proportional to 91,541.44, 137,341.68 and 38,995.84

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Solution

The fourth proportional to 91,541.44, 137,341.68 and 38,995.84 is: 58,506.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,541.44 : 137,341.68 = 38,995.84 : x
  2. Step 2: Convert to fraction form
    91,541.44/137,341.68 = 38,995.84/x
  3. Step 3: Cross multiply
    91,541.44x = 137,341.68 × 38,995.84
  4. Step 4: Simplify right side
    91,541.44x = 5,355,754,178.61
  5. Step 5: Solve for x
    x = 5,355,754,178.61/91,541.44
  6. Step 6: Final answer
    x = 58,506.34

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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.