Home / 113,117.08-169,629.02-49,079.28

Finding the Fourth Proportional to 113,117.08, 169,629.02 and 49,079.28

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Solution

The fourth proportional to 113,117.08, 169,629.02 and 49,079.28 is: 73,598.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,117.08 : 169,629.02 = 49,079.28 : x
  2. Step 2: Convert to fraction form
    113,117.08/169,629.02 = 49,079.28/x
  3. Step 3: Cross multiply
    113,117.08x = 169,629.02 × 49,079.28
  4. Step 4: Simplify right side
    113,117.08x = 8,325,270,168.71
  5. Step 5: Solve for x
    x = 8,325,270,168.71/113,117.08
  6. Step 6: Final answer
    x = 73,598.70

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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.