Home / 249,521.28-344,347.86-136,351.32

Finding the Fourth Proportional to 249,521.28, 344,347.86 and 136,351.32

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Solution

The fourth proportional to 249,521.28, 344,347.86 and 136,351.32 is: 188,169.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,521.28 : 344,347.86 = 136,351.32 : x
  2. Step 2: Convert to fraction form
    249,521.28/344,347.86 = 136,351.32/x
  3. Step 3: Cross multiply
    249,521.28x = 344,347.86 × 136,351.32
  4. Step 4: Simplify right side
    249,521.28x = 46,952,285,250.18
  5. Step 5: Solve for x
    x = 46,952,285,250.18/249,521.28
  6. Step 6: Final answer
    x = 188,169.46

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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.