Home / 179,777.04-248,081.16-99,205.20

Finding the Fourth Proportional to 179,777.04, 248,081.16 and 99,205.20

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Solution

The fourth proportional to 179,777.04, 248,081.16 and 99,205.20 is: 136,897.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,777.04 : 248,081.16 = 99,205.20 : x
  2. Step 2: Convert to fraction form
    179,777.04/248,081.16 = 99,205.20/x
  3. Step 3: Cross multiply
    179,777.04x = 248,081.16 × 99,205.20
  4. Step 4: Simplify right side
    179,777.04x = 24,610,941,094.03
  5. Step 5: Solve for x
    x = 24,610,941,094.03/179,777.04
  6. Step 6: Final answer
    x = 136,897.02

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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.