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Finding the Fourth Proportional to 179,874, 248,230.08 and 99,301.32

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Solution

The fourth proportional to 179,874, 248,230.08 and 99,301.32 is: 137,038.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,874 : 248,230.08 = 99,301.32 : x
  2. Step 2: Convert to fraction form
    179,874/248,230.08 = 99,301.32/x
  3. Step 3: Cross multiply
    179,874x = 248,230.08 × 99,301.32
  4. Step 4: Simplify right side
    179,874x = 24,649,574,607.71
  5. Step 5: Solve for x
    x = 24,649,574,607.71/179,874
  6. Step 6: Final answer
    x = 137,038.01

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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.