Home / 80,293.02-110,756.79-48,443.10

Finding the Fourth Proportional to 80,293.02, 110,756.79 and 48,443.10

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Solution

The fourth proportional to 80,293.02, 110,756.79 and 48,443.10 is: 66,822.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,293.02 : 110,756.79 = 48,443.10 : x
  2. Step 2: Convert to fraction form
    80,293.02/110,756.79 = 48,443.10/x
  3. Step 3: Cross multiply
    80,293.02x = 110,756.79 × 48,443.10
  4. Step 4: Simplify right side
    80,293.02x = 5,365,402,253.65
  5. Step 5: Solve for x
    x = 5,365,402,253.65/80,293.02
  6. Step 6: Final answer
    x = 66,822.77

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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.