Home / 249,646.20-344,513.84-142,214.55

Finding the Fourth Proportional to 249,646.20, 344,513.84 and 142,214.55

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Solution

The fourth proportional to 249,646.20, 344,513.84 and 142,214.55 is: 196,257.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,646.20 : 344,513.84 = 142,214.55 : x
  2. Step 2: Convert to fraction form
    249,646.20/344,513.84 = 142,214.55/x
  3. Step 3: Cross multiply
    249,646.20x = 344,513.84 × 142,214.55
  4. Step 4: Simplify right side
    249,646.20x = 48,994,880,013.30
  5. Step 5: Solve for x
    x = 48,994,880,013.30/249,646.20
  6. Step 6: Final answer
    x = 196,257.26

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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.