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Finding the Fourth Proportional to 52,547.96, 78,796.02 and 19,242.92

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Solution

The fourth proportional to 52,547.96, 78,796.02 and 19,242.92 is: 28,854.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,547.96 : 78,796.02 = 19,242.92 : x
  2. Step 2: Convert to fraction form
    52,547.96/78,796.02 = 19,242.92/x
  3. Step 3: Cross multiply
    52,547.96x = 78,796.02 × 19,242.92
  4. Step 4: Simplify right side
    52,547.96x = 1,516,265,509.18
  5. Step 5: Solve for x
    x = 1,516,265,509.18/52,547.96
  6. Step 6: Final answer
    x = 28,854.89

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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.