Home / 179,497.02-247,748.10-111,565.30

Finding the Fourth Proportional to 179,497.02, 247,748.10 and 111,565.30

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Solution

The fourth proportional to 179,497.02, 247,748.10 and 111,565.30 is: 153,986.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,497.02 : 247,748.10 = 111,565.30 : x
  2. Step 2: Convert to fraction form
    179,497.02/247,748.10 = 111,565.30/x
  3. Step 3: Cross multiply
    179,497.02x = 247,748.10 × 111,565.30
  4. Step 4: Simplify right side
    179,497.02x = 27,640,092,165.84
  5. Step 5: Solve for x
    x = 27,640,092,165.84/179,497.02
  6. Step 6: Final answer
    x = 153,986.35

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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.