Home / 63,161.78-94,763.21-42,187.01

Finding the Fourth Proportional to 63,161.78, 94,763.21 and 42,187.01

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Solution

The fourth proportional to 63,161.78, 94,763.21 and 42,187.01 is: 63,294.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,161.78 : 94,763.21 = 42,187.01 : x
  2. Step 2: Convert to fraction form
    63,161.78/94,763.21 = 42,187.01/x
  3. Step 3: Cross multiply
    63,161.78x = 94,763.21 × 42,187.01
  4. Step 4: Simplify right side
    63,161.78x = 3,997,775,803.15
  5. Step 5: Solve for x
    x = 3,997,775,803.15/63,161.78
  6. Step 6: Final answer
    x = 63,294.23

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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.