Home / 109,013.02-163,449.16-52,056.11

Finding the Fourth Proportional to 109,013.02, 163,449.16 and 52,056.11

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Solution

The fourth proportional to 109,013.02, 163,449.16 and 52,056.11 is: 78,050.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,013.02 : 163,449.16 = 52,056.11 : x
  2. Step 2: Convert to fraction form
    109,013.02/163,449.16 = 52,056.11/x
  3. Step 3: Cross multiply
    109,013.02x = 163,449.16 × 52,056.11
  4. Step 4: Simplify right side
    109,013.02x = 8,508,527,452.37
  5. Step 5: Solve for x
    x = 8,508,527,452.37/109,013.02
  6. Step 6: Final answer
    x = 78,050.56

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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.