Home / 249,047.73-343,685.43-135,870.48

Finding the Fourth Proportional to 249,047.73, 343,685.43 and 135,870.48

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Solution

The fourth proportional to 249,047.73, 343,685.43 and 135,870.48 is: 187,501.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,047.73 : 343,685.43 = 135,870.48 : x
  2. Step 2: Convert to fraction form
    249,047.73/343,685.43 = 135,870.48/x
  3. Step 3: Cross multiply
    249,047.73x = 343,685.43 × 135,870.48
  4. Step 4: Simplify right side
    249,047.73x = 46,696,704,343.11
  5. Step 5: Solve for x
    x = 46,696,704,343.11/249,047.73
  6. Step 6: Final answer
    x = 187,501.02

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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.