Home / 141,427.34-212,199.76-57,247.01

Finding the Fourth Proportional to 141,427.34, 212,199.76 and 57,247.01

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Solution

The fourth proportional to 141,427.34, 212,199.76 and 57,247.01 is: 85,894.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,427.34 : 212,199.76 = 57,247.01 : x
  2. Step 2: Convert to fraction form
    141,427.34/212,199.76 = 57,247.01/x
  3. Step 3: Cross multiply
    141,427.34x = 212,199.76 × 57,247.01
  4. Step 4: Simplify right side
    141,427.34x = 12,147,801,782.72
  5. Step 5: Solve for x
    x = 12,147,801,782.72/141,427.34
  6. Step 6: Final answer
    x = 85,894.30

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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.