Home / 249,580.11-344,420.52-136,402.86

Finding the Fourth Proportional to 249,580.11, 344,420.52 and 136,402.86

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Solution

The fourth proportional to 249,580.11, 344,420.52 and 136,402.86 is: 188,235.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,580.11 : 344,420.52 = 136,402.86 : x
  2. Step 2: Convert to fraction form
    249,580.11/344,420.52 = 136,402.86/x
  3. Step 3: Cross multiply
    249,580.11x = 344,420.52 × 136,402.86
  4. Step 4: Simplify right side
    249,580.11x = 46,979,943,970.69
  5. Step 5: Solve for x
    x = 46,979,943,970.69/249,580.11
  6. Step 6: Final answer
    x = 188,235.93

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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.