Home / 249,200.16-343,883.20-136,000.96

Finding the Fourth Proportional to 249,200.16, 343,883.20 and 136,000.96

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Solution

The fourth proportional to 249,200.16, 343,883.20 and 136,000.96 is: 187,674.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,200.16 : 343,883.20 = 136,000.96 : x
  2. Step 2: Convert to fraction form
    249,200.16/343,883.20 = 136,000.96/x
  3. Step 3: Cross multiply
    249,200.16x = 343,883.20 × 136,000.96
  4. Step 4: Simplify right side
    249,200.16x = 46,768,445,327.87
  5. Step 5: Solve for x
    x = 46,768,445,327.87/249,200.16
  6. Step 6: Final answer
    x = 187,674.22

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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.