Home / 179,886.92-248,237.52-99,312.80

Finding the Fourth Proportional to 179,886.92, 248,237.52 and 99,312.80

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Solution

The fourth proportional to 179,886.92, 248,237.52 and 99,312.80 is: 137,048.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,886.92 : 248,237.52 = 99,312.80 : x
  2. Step 2: Convert to fraction form
    179,886.92/248,237.52 = 99,312.80/x
  3. Step 3: Cross multiply
    179,886.92x = 248,237.52 × 99,312.80
  4. Step 4: Simplify right side
    179,886.92x = 24,653,163,176.26
  5. Step 5: Solve for x
    x = 24,653,163,176.26/179,886.92
  6. Step 6: Final answer
    x = 137,048.11

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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.