Home / 121,544.60-182,335.10-42,644.93

Finding the Fourth Proportional to 121,544.60, 182,335.10 and 42,644.93

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Solution

The fourth proportional to 121,544.60, 182,335.10 and 42,644.93 is: 63,973.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,544.60 : 182,335.10 = 42,644.93 : x
  2. Step 2: Convert to fraction form
    121,544.60/182,335.10 = 42,644.93/x
  3. Step 3: Cross multiply
    121,544.60x = 182,335.10 × 42,644.93
  4. Step 4: Simplify right side
    121,544.60x = 7,775,666,451.14
  5. Step 5: Solve for x
    x = 7,775,666,451.14/121,544.60
  6. Step 6: Final answer
    x = 63,973.77

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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.