Home / 141,739.88-212,580.64-62,803.76

Finding the Fourth Proportional to 141,739.88, 212,580.64 and 62,803.76

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Solution

The fourth proportional to 141,739.88, 212,580.64 and 62,803.76 is: 94,192.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,739.88 : 212,580.64 = 62,803.76 : x
  2. Step 2: Convert to fraction form
    141,739.88/212,580.64 = 62,803.76/x
  3. Step 3: Cross multiply
    141,739.88x = 212,580.64 × 62,803.76
  4. Step 4: Simplify right side
    141,739.88x = 13,350,863,495.21
  5. Step 5: Solve for x
    x = 13,350,863,495.21/141,739.88
  6. Step 6: Final answer
    x = 94,192.71

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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.