Home / 121,934.12-182,911.44-47,051.24

Finding the Fourth Proportional to 121,934.12, 182,911.44 and 47,051.24

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Solution

The fourth proportional to 121,934.12, 182,911.44 and 47,051.24 is: 70,580.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,934.12 : 182,911.44 = 47,051.24 : x
  2. Step 2: Convert to fraction form
    121,934.12/182,911.44 = 47,051.24/x
  3. Step 3: Cross multiply
    121,934.12x = 182,911.44 × 47,051.24
  4. Step 4: Simplify right side
    121,934.12x = 8,606,210,062.19
  5. Step 5: Solve for x
    x = 8,606,210,062.19/121,934.12
  6. Step 6: Final answer
    x = 70,580.82

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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.