Home / 106,417.96-146,860.33-63,391.58

Finding the Fourth Proportional to 106,417.96, 146,860.33 and 63,391.58

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Solution

The fourth proportional to 106,417.96, 146,860.33 and 63,391.58 is: 87,482.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,417.96 : 146,860.33 = 63,391.58 : x
  2. Step 2: Convert to fraction form
    106,417.96/146,860.33 = 63,391.58/x
  3. Step 3: Cross multiply
    106,417.96x = 146,860.33 × 63,391.58
  4. Step 4: Simplify right side
    106,417.96x = 9,309,707,465.24
  5. Step 5: Solve for x
    x = 9,309,707,465.24/106,417.96
  6. Step 6: Final answer
    x = 87,482.49

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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.