Home / 89,554.61-134,036.64-49,512.03

Finding the Fourth Proportional to 89,554.61, 134,036.64 and 49,512.03

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Solution

The fourth proportional to 89,554.61, 134,036.64 and 49,512.03 is: 74,104.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,554.61 : 134,036.64 = 49,512.03 : x
  2. Step 2: Convert to fraction form
    89,554.61/134,036.64 = 49,512.03/x
  3. Step 3: Cross multiply
    89,554.61x = 134,036.64 × 49,512.03
  4. Step 4: Simplify right side
    89,554.61x = 6,636,426,140.78
  5. Step 5: Solve for x
    x = 6,636,426,140.78/89,554.61
  6. Step 6: Final answer
    x = 74,104.80

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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.