Home / 141,645-212,467.64-58,541.16

Finding the Fourth Proportional to 141,645, 212,467.64 and 58,541.16

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Solution

The fourth proportional to 141,645, 212,467.64 and 58,541.16 is: 87,811.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,645 : 212,467.64 = 58,541.16 : x
  2. Step 2: Convert to fraction form
    141,645/212,467.64 = 58,541.16/x
  3. Step 3: Cross multiply
    141,645x = 212,467.64 × 58,541.16
  4. Step 4: Simplify right side
    141,645x = 12,438,101,815.36
  5. Step 5: Solve for x
    x = 12,438,101,815.36/141,645
  6. Step 6: Final answer
    x = 87,811.80

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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.