Home / 249,330.15-344,105.15-140,438.07

Finding the Fourth Proportional to 249,330.15, 344,105.15 and 140,438.07

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Solution

The fourth proportional to 249,330.15, 344,105.15 and 140,438.07 is: 193,821.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,330.15 : 344,105.15 = 140,438.07 : x
  2. Step 2: Convert to fraction form
    249,330.15/344,105.15 = 140,438.07/x
  3. Step 3: Cross multiply
    249,330.15x = 344,105.15 × 140,438.07
  4. Step 4: Simplify right side
    249,330.15x = 48,325,462,440.87
  5. Step 5: Solve for x
    x = 48,325,462,440.87/249,330.15
  6. Step 6: Final answer
    x = 193,821.17

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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.