Home / 136,103.04-204,196.02-69,589.86

Finding the Fourth Proportional to 136,103.04, 204,196.02 and 69,589.86

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Solution

The fourth proportional to 136,103.04, 204,196.02 and 69,589.86 is: 104,405.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,103.04 : 204,196.02 = 69,589.86 : x
  2. Step 2: Convert to fraction form
    136,103.04/204,196.02 = 69,589.86/x
  3. Step 3: Cross multiply
    136,103.04x = 204,196.02 × 69,589.86
  4. Step 4: Simplify right side
    136,103.04x = 14,209,972,444.36
  5. Step 5: Solve for x
    x = 14,209,972,444.36/136,103.04
  6. Step 6: Final answer
    x = 104,405.99

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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.