Home / 170,299.28-255,488.64-51,970.40

Finding the Fourth Proportional to 170,299.28, 255,488.64 and 51,970.40

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Solution

The fourth proportional to 170,299.28, 255,488.64 and 51,970.40 is: 77,967.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,299.28 : 255,488.64 = 51,970.40 : x
  2. Step 2: Convert to fraction form
    170,299.28/255,488.64 = 51,970.40/x
  3. Step 3: Cross multiply
    170,299.28x = 255,488.64 × 51,970.40
  4. Step 4: Simplify right side
    170,299.28x = 13,277,846,816.26
  5. Step 5: Solve for x
    x = 13,277,846,816.26/170,299.28
  6. Step 6: Final answer
    x = 77,967.72

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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.