Home / 121,566.20-182,262.90-46,657.40

Finding the Fourth Proportional to 121,566.20, 182,262.90 and 46,657.40

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Solution

The fourth proportional to 121,566.20, 182,262.90 and 46,657.40 is: 69,952.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,566.20 : 182,262.90 = 46,657.40 : x
  2. Step 2: Convert to fraction form
    121,566.20/182,262.90 = 46,657.40/x
  3. Step 3: Cross multiply
    121,566.20x = 182,262.90 × 46,657.40
  4. Step 4: Simplify right side
    121,566.20x = 8,503,913,030.46
  5. Step 5: Solve for x
    x = 8,503,913,030.46/121,566.20
  6. Step 6: Final answer
    x = 69,952.94

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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.