Home / 249,021.47-343,665.86-141,601.50

Finding the Fourth Proportional to 249,021.47, 343,665.86 and 141,601.50

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Solution

The fourth proportional to 249,021.47, 343,665.86 and 141,601.50 is: 195,419.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,021.47 : 343,665.86 = 141,601.50 : x
  2. Step 2: Convert to fraction form
    249,021.47/343,665.86 = 141,601.50/x
  3. Step 3: Cross multiply
    249,021.47x = 343,665.86 × 141,601.50
  4. Step 4: Simplify right side
    249,021.47x = 48,663,600,566.78
  5. Step 5: Solve for x
    x = 48,663,600,566.78/249,021.47
  6. Step 6: Final answer
    x = 195,419.29

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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.