Home / 249,159.26-343,720.22-163,080.36

Finding the Fourth Proportional to 249,159.26, 343,720.22 and 163,080.36

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Solution

The fourth proportional to 249,159.26, 343,720.22 and 163,080.36 is: 224,972.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,159.26 : 343,720.22 = 163,080.36 : x
  2. Step 2: Convert to fraction form
    249,159.26/343,720.22 = 163,080.36/x
  3. Step 3: Cross multiply
    249,159.26x = 343,720.22 × 163,080.36
  4. Step 4: Simplify right side
    249,159.26x = 56,054,016,401.48
  5. Step 5: Solve for x
    x = 56,054,016,401.48/249,159.26
  6. Step 6: Final answer
    x = 224,972.64

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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.