Home / 249,022.20-343,666.89-141,602.25

Finding the Fourth Proportional to 249,022.20, 343,666.89 and 141,602.25

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Solution

The fourth proportional to 249,022.20, 343,666.89 and 141,602.25 is: 195,420.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,022.20 : 343,666.89 = 141,602.25 : x
  2. Step 2: Convert to fraction form
    249,022.20/343,666.89 = 141,602.25/x
  3. Step 3: Cross multiply
    249,022.20x = 343,666.89 × 141,602.25
  4. Step 4: Simplify right side
    249,022.20x = 48,664,004,874.50
  5. Step 5: Solve for x
    x = 48,664,004,874.50/249,022.20
  6. Step 6: Final answer
    x = 195,420.35

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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.