Home / 75,888.72-104,740.56-43,642.22

Finding the Fourth Proportional to 75,888.72, 104,740.56 and 43,642.22

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Solution

The fourth proportional to 75,888.72, 104,740.56 and 43,642.22 is: 60,234.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,888.72 : 104,740.56 = 43,642.22 : x
  2. Step 2: Convert to fraction form
    75,888.72/104,740.56 = 43,642.22/x
  3. Step 3: Cross multiply
    75,888.72x = 104,740.56 × 43,642.22
  4. Step 4: Simplify right side
    75,888.72x = 4,571,110,038.74
  5. Step 5: Solve for x
    x = 4,571,110,038.74/75,888.72
  6. Step 6: Final answer
    x = 60,234.38

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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.