Home / 141,818.93-212,762.36-40,618.41

Finding the Fourth Proportional to 141,818.93, 212,762.36 and 40,618.41

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Solution

The fourth proportional to 141,818.93, 212,762.36 and 40,618.41 is: 60,937.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,818.93 : 212,762.36 = 40,618.41 : x
  2. Step 2: Convert to fraction form
    141,818.93/212,762.36 = 40,618.41/x
  3. Step 3: Cross multiply
    141,818.93x = 212,762.36 × 40,618.41
  4. Step 4: Simplify right side
    141,818.93x = 8,642,068,771.05
  5. Step 5: Solve for x
    x = 8,642,068,771.05/141,818.93
  6. Step 6: Final answer
    x = 60,937.34

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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.