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Finding the Fourth Proportional to 98,366.51, 135,715.01 and 58,094.52

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Solution

The fourth proportional to 98,366.51, 135,715.01 and 58,094.52 is: 80,152.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,366.51 : 135,715.01 = 58,094.52 : x
  2. Step 2: Convert to fraction form
    98,366.51/135,715.01 = 58,094.52/x
  3. Step 3: Cross multiply
    98,366.51x = 135,715.01 × 58,094.52
  4. Step 4: Simplify right side
    98,366.51x = 7,884,298,072.27
  5. Step 5: Solve for x
    x = 7,884,298,072.27/98,366.51
  6. Step 6: Final answer
    x = 80,152.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.