Home / 249,040.86-343,662.39-141,637.02

Finding the Fourth Proportional to 249,040.86, 343,662.39 and 141,637.02

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Solution

The fourth proportional to 249,040.86, 343,662.39 and 141,637.02 is: 195,451.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,040.86 : 343,662.39 = 141,637.02 : x
  2. Step 2: Convert to fraction form
    249,040.86/343,662.39 = 141,637.02/x
  3. Step 3: Cross multiply
    249,040.86x = 343,662.39 × 141,637.02
  4. Step 4: Simplify right side
    249,040.86x = 48,675,316,805.68
  5. Step 5: Solve for x
    x = 48,675,316,805.68/249,040.86
  6. Step 6: Final answer
    x = 195,451.13

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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.