Home / 179,718.02-248,011.70-99,145.52

Finding the Fourth Proportional to 179,718.02, 248,011.70 and 99,145.52

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Solution

The fourth proportional to 179,718.02, 248,011.70 and 99,145.52 is: 136,821.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,718.02 : 248,011.70 = 99,145.52 : x
  2. Step 2: Convert to fraction form
    179,718.02/248,011.70 = 99,145.52/x
  3. Step 3: Cross multiply
    179,718.02x = 248,011.70 × 99,145.52
  4. Step 4: Simplify right side
    179,718.02x = 24,589,248,435.69
  5. Step 5: Solve for x
    x = 24,589,248,435.69/179,718.02
  6. Step 6: Final answer
    x = 136,821.28

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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.