Home / 91,259.64-136,602.68-58,017.24

Finding the Fourth Proportional to 91,259.64, 136,602.68 and 58,017.24

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Solution

The fourth proportional to 91,259.64, 136,602.68 and 58,017.24 is: 86,843.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,259.64 : 136,602.68 = 58,017.24 : x
  2. Step 2: Convert to fraction form
    91,259.64/136,602.68 = 58,017.24/x
  3. Step 3: Cross multiply
    91,259.64x = 136,602.68 × 58,017.24
  4. Step 4: Simplify right side
    91,259.64x = 7,925,310,180.12
  5. Step 5: Solve for x
    x = 7,925,310,180.12/91,259.64
  6. Step 6: Final answer
    x = 86,843.54

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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.