Home / 61,748.19-85,161.78-37,858.05

Finding the Fourth Proportional to 61,748.19, 85,161.78 and 37,858.05

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Solution

The fourth proportional to 61,748.19, 85,161.78 and 37,858.05 is: 52,213.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,748.19 : 85,161.78 = 37,858.05 : x
  2. Step 2: Convert to fraction form
    61,748.19/85,161.78 = 37,858.05/x
  3. Step 3: Cross multiply
    61,748.19x = 85,161.78 × 37,858.05
  4. Step 4: Simplify right side
    61,748.19x = 3,224,058,925.33
  5. Step 5: Solve for x
    x = 3,224,058,925.33/61,748.19
  6. Step 6: Final answer
    x = 52,213.01

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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.