Home / 141,904.30-212,857.30-42,065.35

Finding the Fourth Proportional to 141,904.30, 212,857.30 and 42,065.35

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Solution

The fourth proportional to 141,904.30, 212,857.30 and 42,065.35 is: 63,098.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,904.30 : 212,857.30 = 42,065.35 : x
  2. Step 2: Convert to fraction form
    141,904.30/212,857.30 = 42,065.35/x
  3. Step 3: Cross multiply
    141,904.30x = 212,857.30 × 42,065.35
  4. Step 4: Simplify right side
    141,904.30x = 8,953,916,187.25
  5. Step 5: Solve for x
    x = 8,953,916,187.25/141,904.30
  6. Step 6: Final answer
    x = 63,098.27

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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.