Home / 89,603.26-134,487.96-45,261.12

Finding the Fourth Proportional to 89,603.26, 134,487.96 and 45,261.12

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Solution

The fourth proportional to 89,603.26, 134,487.96 and 45,261.12 is: 67,933.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,603.26 : 134,487.96 = 45,261.12 : x
  2. Step 2: Convert to fraction form
    89,603.26/134,487.96 = 45,261.12/x
  3. Step 3: Cross multiply
    89,603.26x = 134,487.96 × 45,261.12
  4. Step 4: Simplify right side
    89,603.26x = 6,087,076,285.31
  5. Step 5: Solve for x
    x = 6,087,076,285.31/89,603.26
  6. Step 6: Final answer
    x = 67,933.65

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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.