Home / 249,823.31-344,758.91-135,104.15

Finding the Fourth Proportional to 249,823.31, 344,758.91 and 135,104.15

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Solution

The fourth proportional to 249,823.31, 344,758.91 and 135,104.15 is: 186,445.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,823.31 : 344,758.91 = 135,104.15 : x
  2. Step 2: Convert to fraction form
    249,823.31/344,758.91 = 135,104.15/x
  3. Step 3: Cross multiply
    249,823.31x = 344,758.91 × 135,104.15
  4. Step 4: Simplify right side
    249,823.31x = 46,578,360,056.83
  5. Step 5: Solve for x
    x = 46,578,360,056.83/249,823.31
  6. Step 6: Final answer
    x = 186,445.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.