Home / 293,386.71-439,965.27-103,773.81

Finding the Fourth Proportional to 293,386.71, 439,965.27 and 103,773.81

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Solution

The fourth proportional to 293,386.71, 439,965.27 and 103,773.81 is: 155,620.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,386.71 : 439,965.27 = 103,773.81 : x
  2. Step 2: Convert to fraction form
    293,386.71/439,965.27 = 103,773.81/x
  3. Step 3: Cross multiply
    293,386.71x = 439,965.27 × 103,773.81
  4. Step 4: Simplify right side
    293,386.71x = 45,656,872,335.58
  5. Step 5: Solve for x
    x = 45,656,872,335.58/293,386.71
  6. Step 6: Final answer
    x = 155,620.11

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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.