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Finding the Fourth Proportional to 98,513.51, 147,702.76 and 35,332.28

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Solution

The fourth proportional to 98,513.51, 147,702.76 and 35,332.28 is: 52,974.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,513.51 : 147,702.76 = 35,332.28 : x
  2. Step 2: Convert to fraction form
    98,513.51/147,702.76 = 35,332.28/x
  3. Step 3: Cross multiply
    98,513.51x = 147,702.76 × 35,332.28
  4. Step 4: Simplify right side
    98,513.51x = 5,218,675,273.09
  5. Step 5: Solve for x
    x = 5,218,675,273.09/98,513.51
  6. Step 6: Final answer
    x = 52,974.21

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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.