Home / 105,854.04-158,779.44-35,782.56

Finding the Fourth Proportional to 105,854.04, 158,779.44 and 35,782.56

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Solution

The fourth proportional to 105,854.04, 158,779.44 and 35,782.56 is: 53,673.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,854.04 : 158,779.44 = 35,782.56 : x
  2. Step 2: Convert to fraction form
    105,854.04/158,779.44 = 35,782.56/x
  3. Step 3: Cross multiply
    105,854.04x = 158,779.44 × 35,782.56
  4. Step 4: Simplify right side
    105,854.04x = 5,681,534,838.57
  5. Step 5: Solve for x
    x = 5,681,534,838.57/105,854.04
  6. Step 6: Final answer
    x = 53,673.29

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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.