Home / 89,950.94-134,360.07-66,047.03

Finding the Fourth Proportional to 89,950.94, 134,360.07 and 66,047.03

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Solution

The fourth proportional to 89,950.94, 134,360.07 and 66,047.03 is: 98,654.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,950.94 : 134,360.07 = 66,047.03 : x
  2. Step 2: Convert to fraction form
    89,950.94/134,360.07 = 66,047.03/x
  3. Step 3: Cross multiply
    89,950.94x = 134,360.07 × 66,047.03
  4. Step 4: Simplify right side
    89,950.94x = 8,874,083,158.47
  5. Step 5: Solve for x
    x = 8,874,083,158.47/89,950.94
  6. Step 6: Final answer
    x = 98,654.70

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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.