Home / 52,293.92-78,316.16-28,566.05

Finding the Fourth Proportional to 52,293.92, 78,316.16 and 28,566.05

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Solution

The fourth proportional to 52,293.92, 78,316.16 and 28,566.05 is: 42,780.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,293.92 : 78,316.16 = 28,566.05 : x
  2. Step 2: Convert to fraction form
    52,293.92/78,316.16 = 28,566.05/x
  3. Step 3: Cross multiply
    52,293.92x = 78,316.16 × 28,566.05
  4. Step 4: Simplify right side
    52,293.92x = 2,237,182,807.96
  5. Step 5: Solve for x
    x = 2,237,182,807.96/52,293.92
  6. Step 6: Final answer
    x = 42,780.94

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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.