Home / 89,603.64-134,488.48-45,261.46

Finding the Fourth Proportional to 89,603.64, 134,488.48 and 45,261.46

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Solution

The fourth proportional to 89,603.64, 134,488.48 and 45,261.46 is: 67,934.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,603.64 : 134,488.48 = 45,261.46 : x
  2. Step 2: Convert to fraction form
    89,603.64/134,488.48 = 45,261.46/x
  3. Step 3: Cross multiply
    89,603.64x = 134,488.48 × 45,261.46
  4. Step 4: Simplify right side
    89,603.64x = 6,087,144,957.98
  5. Step 5: Solve for x
    x = 6,087,144,957.98/89,603.64
  6. Step 6: Final answer
    x = 67,934.13

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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.