Home / 179,622.12-247,873.86-99,048.72

Finding the Fourth Proportional to 179,622.12, 247,873.86 and 99,048.72

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Solution

The fourth proportional to 179,622.12, 247,873.86 and 99,048.72 is: 136,684.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,622.12 : 247,873.86 = 99,048.72 : x
  2. Step 2: Convert to fraction form
    179,622.12/247,873.86 = 99,048.72/x
  3. Step 3: Cross multiply
    179,622.12x = 247,873.86 × 99,048.72
  4. Step 4: Simplify right side
    179,622.12x = 24,551,588,554.46
  5. Step 5: Solve for x
    x = 24,551,588,554.46/179,622.12
  6. Step 6: Final answer
    x = 136,684.66

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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.