Home / 249,356.72-344,106.96-136,179.92

Finding the Fourth Proportional to 249,356.72, 344,106.96 and 136,179.92

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Solution

The fourth proportional to 249,356.72, 344,106.96 and 136,179.92 is: 187,925.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,356.72 : 344,106.96 = 136,179.92 : x
  2. Step 2: Convert to fraction form
    249,356.72/344,106.96 = 136,179.92/x
  3. Step 3: Cross multiply
    249,356.72x = 344,106.96 × 136,179.92
  4. Step 4: Simplify right side
    249,356.72x = 46,860,458,284.24
  5. Step 5: Solve for x
    x = 46,860,458,284.24/249,356.72
  6. Step 6: Final answer
    x = 187,925.39

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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.