Home / 106,022.38-146,312.76-58,275.58

Finding the Fourth Proportional to 106,022.38, 146,312.76 and 58,275.58

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Solution

The fourth proportional to 106,022.38, 146,312.76 and 58,275.58 is: 80,421.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,022.38 : 146,312.76 = 58,275.58 : x
  2. Step 2: Convert to fraction form
    106,022.38/146,312.76 = 58,275.58/x
  3. Step 3: Cross multiply
    106,022.38x = 146,312.76 × 58,275.58
  4. Step 4: Simplify right side
    106,022.38x = 8,526,460,950.40
  5. Step 5: Solve for x
    x = 8,526,460,950.40/106,022.38
  6. Step 6: Final answer
    x = 80,421.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.