Home / 249,499.52-344,305.32-136,319.84

Finding the Fourth Proportional to 249,499.52, 344,305.32 and 136,319.84

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Solution

The fourth proportional to 249,499.52, 344,305.32 and 136,319.84 is: 188,119.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,499.52 : 344,305.32 = 136,319.84 : x
  2. Step 2: Convert to fraction form
    249,499.52/344,305.32 = 136,319.84/x
  3. Step 3: Cross multiply
    249,499.52x = 344,305.32 × 136,319.84
  4. Step 4: Simplify right side
    249,499.52x = 46,935,646,133.55
  5. Step 5: Solve for x
    x = 46,935,646,133.55/249,499.52
  6. Step 6: Final answer
    x = 188,119.18

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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.