Home / 141,839.51-212,807.86-48,410.87

Finding the Fourth Proportional to 141,839.51, 212,807.86 and 48,410.87

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Solution

The fourth proportional to 141,839.51, 212,807.86 and 48,410.87 is: 72,632.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,839.51 : 212,807.86 = 48,410.87 : x
  2. Step 2: Convert to fraction form
    141,839.51/212,807.86 = 48,410.87/x
  3. Step 3: Cross multiply
    141,839.51x = 212,807.86 × 48,410.87
  4. Step 4: Simplify right side
    141,839.51x = 10,302,212,460.37
  5. Step 5: Solve for x
    x = 10,302,212,460.37/141,839.51
  6. Step 6: Final answer
    x = 72,632.89

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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.