Home / 141,525.78-212,281.71-52,772.34

Finding the Fourth Proportional to 141,525.78, 212,281.71 and 52,772.34

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Solution

The fourth proportional to 141,525.78, 212,281.71 and 52,772.34 is: 79,155.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,525.78 : 212,281.71 = 52,772.34 : x
  2. Step 2: Convert to fraction form
    141,525.78/212,281.71 = 52,772.34/x
  3. Step 3: Cross multiply
    141,525.78x = 212,281.71 × 52,772.34
  4. Step 4: Simplify right side
    141,525.78x = 11,202,602,575.90
  5. Step 5: Solve for x
    x = 11,202,602,575.90/141,525.78
  6. Step 6: Final answer
    x = 79,155.91

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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.