Home / 249,789.03-344,709.45-142,363.59

Finding the Fourth Proportional to 249,789.03, 344,709.45 and 142,363.59

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Solution

The fourth proportional to 249,789.03, 344,709.45 and 142,363.59 is: 196,462.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,789.03 : 344,709.45 = 142,363.59 : x
  2. Step 2: Convert to fraction form
    249,789.03/344,709.45 = 142,363.59/x
  3. Step 3: Cross multiply
    249,789.03x = 344,709.45 × 142,363.59
  4. Step 4: Simplify right side
    249,789.03x = 49,074,074,808.93
  5. Step 5: Solve for x
    x = 49,074,074,808.93/249,789.03
  6. Step 6: Final answer
    x = 196,462.09

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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.