Home / 249,667.20-344,347.20-148,959.36

Finding the Fourth Proportional to 249,667.20, 344,347.20 and 148,959.36

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Solution

The fourth proportional to 249,667.20, 344,347.20 and 148,959.36 is: 205,448.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,667.20 : 344,347.20 = 148,959.36 : x
  2. Step 2: Convert to fraction form
    249,667.20/344,347.20 = 148,959.36/x
  3. Step 3: Cross multiply
    249,667.20x = 344,347.20 × 148,959.36
  4. Step 4: Simplify right side
    249,667.20x = 51,293,738,529.79
  5. Step 5: Solve for x
    x = 51,293,738,529.79/249,667.20
  6. Step 6: Final answer
    x = 205,448.45

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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.