Home / 170,295.28-255,482.64-51,966.40

Finding the Fourth Proportional to 170,295.28, 255,482.64 and 51,966.40

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Solution

The fourth proportional to 170,295.28, 255,482.64 and 51,966.40 is: 77,961.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,295.28 : 255,482.64 = 51,966.40 : x
  2. Step 2: Convert to fraction form
    170,295.28/255,482.64 = 51,966.40/x
  3. Step 3: Cross multiply
    170,295.28x = 255,482.64 × 51,966.40
  4. Step 4: Simplify right side
    170,295.28x = 13,276,513,063.30
  5. Step 5: Solve for x
    x = 13,276,513,063.30/170,295.28
  6. Step 6: Final answer
    x = 77,961.72

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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.