Home / 170,207.61-255,349.33-51,888.17

Finding the Fourth Proportional to 170,207.61, 255,349.33 and 51,888.17

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Solution

The fourth proportional to 170,207.61, 255,349.33 and 51,888.17 is: 77,843.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,207.61 : 255,349.33 = 51,888.17 : x
  2. Step 2: Convert to fraction form
    170,207.61/255,349.33 = 51,888.17/x
  3. Step 3: Cross multiply
    170,207.61x = 255,349.33 × 51,888.17
  4. Step 4: Simplify right side
    170,207.61x = 13,249,608,037.96
  5. Step 5: Solve for x
    x = 13,249,608,037.96/170,207.61
  6. Step 6: Final answer
    x = 77,843.81

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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.