Home / 249,084.16-343,737.48-135,909.34

Finding the Fourth Proportional to 249,084.16, 343,737.48 and 135,909.34

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Solution

The fourth proportional to 249,084.16, 343,737.48 and 135,909.34 is: 187,555.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,084.16 : 343,737.48 = 135,909.34 : x
  2. Step 2: Convert to fraction form
    249,084.16/343,737.48 = 135,909.34/x
  3. Step 3: Cross multiply
    249,084.16x = 343,737.48 × 135,909.34
  4. Step 4: Simplify right side
    249,084.16x = 46,717,134,040.06
  5. Step 5: Solve for x
    x = 46,717,134,040.06/249,084.16
  6. Step 6: Final answer
    x = 187,555.62

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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.