Home / 170,483.05-255,715.33-52,154.40

Finding the Fourth Proportional to 170,483.05, 255,715.33 and 52,154.40

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Solution

The fourth proportional to 170,483.05, 255,715.33 and 52,154.40 is: 78,228.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,483.05 : 255,715.33 = 52,154.40 : x
  2. Step 2: Convert to fraction form
    170,483.05/255,715.33 = 52,154.40/x
  3. Step 3: Cross multiply
    170,483.05x = 255,715.33 × 52,154.40
  4. Step 4: Simplify right side
    170,483.05x = 13,336,679,606.95
  5. Step 5: Solve for x
    x = 13,336,679,606.95/170,483.05
  6. Step 6: Final answer
    x = 78,228.77

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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.