Home / 249,852.08-344,787-142,456.70

Finding the Fourth Proportional to 249,852.08, 344,787 and 142,456.70

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Solution

The fourth proportional to 249,852.08, 344,787 and 142,456.70 is: 196,585.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,852.08 : 344,787 = 142,456.70 : x
  2. Step 2: Convert to fraction form
    249,852.08/344,787 = 142,456.70/x
  3. Step 3: Cross multiply
    249,852.08x = 344,787 × 142,456.70
  4. Step 4: Simplify right side
    249,852.08x = 49,117,218,222.90
  5. Step 5: Solve for x
    x = 49,117,218,222.90/249,852.08
  6. Step 6: Final answer
    x = 196,585.19

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1.5x scale

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.