Home / 249,950.47-344,930.69-135,228.75

Finding the Fourth Proportional to 249,950.47, 344,930.69 and 135,228.75

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Solution

The fourth proportional to 249,950.47, 344,930.69 and 135,228.75 is: 186,615.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,950.47 : 344,930.69 = 135,228.75 : x
  2. Step 2: Convert to fraction form
    249,950.47/344,930.69 = 135,228.75/x
  3. Step 3: Cross multiply
    249,950.47x = 344,930.69 × 135,228.75
  4. Step 4: Simplify right side
    249,950.47x = 46,644,546,045.34
  5. Step 5: Solve for x
    x = 46,644,546,045.34/249,950.47
  6. Step 6: Final answer
    x = 186,615.16

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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.