Home / 223,379.02-308,307.88-132,717.53

Finding the Fourth Proportional to 223,379.02, 308,307.88 and 132,717.53

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Solution

The fourth proportional to 223,379.02, 308,307.88 and 132,717.53 is: 183,176.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,379.02 : 308,307.88 = 132,717.53 : x
  2. Step 2: Convert to fraction form
    223,379.02/308,307.88 = 132,717.53/x
  3. Step 3: Cross multiply
    223,379.02x = 308,307.88 × 132,717.53
  4. Step 4: Simplify right side
    223,379.02x = 40,917,860,752.11
  5. Step 5: Solve for x
    x = 40,917,860,752.11/223,379.02
  6. Step 6: Final answer
    x = 183,176.83

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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.