Home / 45,076.53-67,320.71-38,341.25

Finding the Fourth Proportional to 45,076.53, 67,320.71 and 38,341.25

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Solution

The fourth proportional to 45,076.53, 67,320.71 and 38,341.25 is: 57,261.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,076.53 : 67,320.71 = 38,341.25 : x
  2. Step 2: Convert to fraction form
    45,076.53/67,320.71 = 38,341.25/x
  3. Step 3: Cross multiply
    45,076.53x = 67,320.71 × 38,341.25
  4. Step 4: Simplify right side
    45,076.53x = 2,581,159,643.98
  5. Step 5: Solve for x
    x = 2,581,159,643.98/45,076.53
  6. Step 6: Final answer
    x = 57,261.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.