Home / 105,763.08-158,686.20-46,557.24

Finding the Fourth Proportional to 105,763.08, 158,686.20 and 46,557.24

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Solution

The fourth proportional to 105,763.08, 158,686.20 and 46,557.24 is: 69,854.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,763.08 : 158,686.20 = 46,557.24 : x
  2. Step 2: Convert to fraction form
    105,763.08/158,686.20 = 46,557.24/x
  3. Step 3: Cross multiply
    105,763.08x = 158,686.20 × 46,557.24
  4. Step 4: Simplify right side
    105,763.08x = 7,387,991,498.09
  5. Step 5: Solve for x
    x = 7,387,991,498.09/105,763.08
  6. Step 6: Final answer
    x = 69,854.16

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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.