Home / 121,932.25-182,879.51-47,041.47

Finding the Fourth Proportional to 121,932.25, 182,879.51 and 47,041.47

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Solution

The fourth proportional to 121,932.25, 182,879.51 and 47,041.47 is: 70,554.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,932.25 : 182,879.51 = 47,041.47 : x
  2. Step 2: Convert to fraction form
    121,932.25/182,879.51 = 47,041.47/x
  3. Step 3: Cross multiply
    121,932.25x = 182,879.51 × 47,041.47
  4. Step 4: Simplify right side
    121,932.25x = 8,602,920,748.07
  5. Step 5: Solve for x
    x = 8,602,920,748.07/121,932.25
  6. Step 6: Final answer
    x = 70,554.93

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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.