Home / 170,147.20-255,032.76-70,252.32

Finding the Fourth Proportional to 170,147.20, 255,032.76 and 70,252.32

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Solution

The fourth proportional to 170,147.20, 255,032.76 and 70,252.32 is: 105,300.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,147.20 : 255,032.76 = 70,252.32 : x
  2. Step 2: Convert to fraction form
    170,147.20/255,032.76 = 70,252.32/x
  3. Step 3: Cross multiply
    170,147.20x = 255,032.76 × 70,252.32
  4. Step 4: Simplify right side
    170,147.20x = 17,916,643,066.00
  5. Step 5: Solve for x
    x = 17,916,643,066.00/170,147.20
  6. Step 6: Final answer
    x = 105,300.84

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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.