Home / 249,095.07-343,758.77-141,680.55

Finding the Fourth Proportional to 249,095.07, 343,758.77 and 141,680.55

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Solution

The fourth proportional to 249,095.07, 343,758.77 and 141,680.55 is: 195,523.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,095.07 : 343,758.77 = 141,680.55 : x
  2. Step 2: Convert to fraction form
    249,095.07/343,758.77 = 141,680.55/x
  3. Step 3: Cross multiply
    249,095.07x = 343,758.77 × 141,680.55
  4. Step 4: Simplify right side
    249,095.07x = 48,703,931,600.92
  5. Step 5: Solve for x
    x = 48,703,931,600.92/249,095.07
  6. Step 6: Final answer
    x = 195,523.47

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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.