Home / 99,295.24-137,015.20-59,009.80

Finding the Fourth Proportional to 99,295.24, 137,015.20 and 59,009.80

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Solution

The fourth proportional to 99,295.24, 137,015.20 and 59,009.80 is: 81,426.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,295.24 : 137,015.20 = 59,009.80 : x
  2. Step 2: Convert to fraction form
    99,295.24/137,015.20 = 59,009.80/x
  3. Step 3: Cross multiply
    99,295.24x = 137,015.20 × 59,009.80
  4. Step 4: Simplify right side
    99,295.24x = 8,085,239,548.96
  5. Step 5: Solve for x
    x = 8,085,239,548.96/99,295.24
  6. Step 6: Final answer
    x = 81,426.26

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1.5x scale

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.