Home / 249,248.73-343,961.50-136,071.48

Finding the Fourth Proportional to 249,248.73, 343,961.50 and 136,071.48

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Solution

The fourth proportional to 249,248.73, 343,961.50 and 136,071.48 is: 187,777.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,248.73 : 343,961.50 = 136,071.48 : x
  2. Step 2: Convert to fraction form
    249,248.73/343,961.50 = 136,071.48/x
  3. Step 3: Cross multiply
    249,248.73x = 343,961.50 × 136,071.48
  4. Step 4: Simplify right side
    249,248.73x = 46,803,350,368.02
  5. Step 5: Solve for x
    x = 46,803,350,368.02/249,248.73
  6. Step 6: Final answer
    x = 187,777.69

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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.