Home / 89,681.36-134,541.84-27,356.72

Finding the Fourth Proportional to 89,681.36, 134,541.84 and 27,356.72

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Solution

The fourth proportional to 89,681.36, 134,541.84 and 27,356.72 is: 41,041.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,681.36 : 134,541.84 = 27,356.72 : x
  2. Step 2: Convert to fraction form
    89,681.36/134,541.84 = 27,356.72/x
  3. Step 3: Cross multiply
    89,681.36x = 134,541.84 × 27,356.72
  4. Step 4: Simplify right side
    89,681.36x = 3,680,623,445.16
  5. Step 5: Solve for x
    x = 3,680,623,445.16/89,681.36
  6. Step 6: Final answer
    x = 41,041.12

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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.