Home / 170,340.60-255,510.90-140,273.40

Finding the Fourth Proportional to 170,340.60, 255,510.90 and 140,273.40

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Solution

The fourth proportional to 170,340.60, 255,510.90 and 140,273.40 is: 210,410.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,340.60 : 255,510.90 = 140,273.40 : x
  2. Step 2: Convert to fraction form
    170,340.60/255,510.90 = 140,273.40/x
  3. Step 3: Cross multiply
    170,340.60x = 255,510.90 × 140,273.40
  4. Step 4: Simplify right side
    170,340.60x = 35,841,382,680.06
  5. Step 5: Solve for x
    x = 35,841,382,680.06/170,340.60
  6. Step 6: Final answer
    x = 210,410.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.