Home / 249,738.42-344,631.32-152,979.06

Finding the Fourth Proportional to 249,738.42, 344,631.32 and 152,979.06

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Solution

The fourth proportional to 249,738.42, 344,631.32 and 152,979.06 is: 211,106.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,738.42 : 344,631.32 = 152,979.06 : x
  2. Step 2: Convert to fraction form
    249,738.42/344,631.32 = 152,979.06/x
  3. Step 3: Cross multiply
    249,738.42x = 344,631.32 × 152,979.06
  4. Step 4: Simplify right side
    249,738.42x = 52,721,375,380.16
  5. Step 5: Solve for x
    x = 52,721,375,380.16/249,738.42
  6. Step 6: Final answer
    x = 211,106.39

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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.