Home / 54,763.16-75,567.50-40,430.62

Finding the Fourth Proportional to 54,763.16, 75,567.50 and 40,430.62

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Solution

The fourth proportional to 54,763.16, 75,567.50 and 40,430.62 is: 55,790.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,763.16 : 75,567.50 = 40,430.62 : x
  2. Step 2: Convert to fraction form
    54,763.16/75,567.50 = 40,430.62/x
  3. Step 3: Cross multiply
    54,763.16x = 75,567.50 × 40,430.62
  4. Step 4: Simplify right side
    54,763.16x = 3,055,240,876.85
  5. Step 5: Solve for x
    x = 3,055,240,876.85/54,763.16
  6. Step 6: Final answer
    x = 55,790.08

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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.