Home / 207,324.24-310,488.02-118,307.86

Finding the Fourth Proportional to 207,324.24, 310,488.02 and 118,307.86

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Solution

The fourth proportional to 207,324.24, 310,488.02 and 118,307.86 is: 177,177.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,324.24 : 310,488.02 = 118,307.86 : x
  2. Step 2: Convert to fraction form
    207,324.24/310,488.02 = 118,307.86/x
  3. Step 3: Cross multiply
    207,324.24x = 310,488.02 × 118,307.86
  4. Step 4: Simplify right side
    207,324.24x = 36,733,173,201.84
  5. Step 5: Solve for x
    x = 36,733,173,201.84/207,324.24
  6. Step 6: Final answer
    x = 177,177.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.