Home / 141,890.64-212,857.80-48,374.52

Finding the Fourth Proportional to 141,890.64, 212,857.80 and 48,374.52

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Solution

The fourth proportional to 141,890.64, 212,857.80 and 48,374.52 is: 72,569.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,890.64 : 212,857.80 = 48,374.52 : x
  2. Step 2: Convert to fraction form
    141,890.64/212,857.80 = 48,374.52/x
  3. Step 3: Cross multiply
    141,890.64x = 212,857.80 × 48,374.52
  4. Step 4: Simplify right side
    141,890.64x = 10,296,893,903.26
  5. Step 5: Solve for x
    x = 10,296,893,903.26/141,890.64
  6. Step 6: Final answer
    x = 72,569.23

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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.