Home / 63,153.29-94,730.05-42,134.40

Finding the Fourth Proportional to 63,153.29, 94,730.05 and 42,134.40

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Solution

The fourth proportional to 63,153.29, 94,730.05 and 42,134.40 is: 63,201.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,153.29 : 94,730.05 = 42,134.40 : x
  2. Step 2: Convert to fraction form
    63,153.29/94,730.05 = 42,134.40/x
  3. Step 3: Cross multiply
    63,153.29x = 94,730.05 × 42,134.40
  4. Step 4: Simplify right side
    63,153.29x = 3,991,393,924.06
  5. Step 5: Solve for x
    x = 3,991,393,924.06/63,153.29
  6. Step 6: Final answer
    x = 63,201.68

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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.