Home / 249,311.16-344,049.93-136,133.64

Finding the Fourth Proportional to 249,311.16, 344,049.93 and 136,133.64

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Solution

The fourth proportional to 249,311.16, 344,049.93 and 136,133.64 is: 187,864.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,311.16 : 344,049.93 = 136,133.64 : x
  2. Step 2: Convert to fraction form
    249,311.16/344,049.93 = 136,133.64/x
  3. Step 3: Cross multiply
    249,311.16x = 344,049.93 × 136,133.64
  4. Step 4: Simplify right side
    249,311.16x = 46,836,769,312.65
  5. Step 5: Solve for x
    x = 46,836,769,312.65/249,311.16
  6. Step 6: Final answer
    x = 187,864.71

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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.