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Finding the Fourth Proportional to 52,365.90, 78,569.01 and 24,300.30

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Solution

The fourth proportional to 52,365.90, 78,569.01 and 24,300.30 is: 36,459.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,365.90 : 78,569.01 = 24,300.30 : x
  2. Step 2: Convert to fraction form
    52,365.90/78,569.01 = 24,300.30/x
  3. Step 3: Cross multiply
    52,365.90x = 78,569.01 × 24,300.30
  4. Step 4: Simplify right side
    52,365.90x = 1,909,250,513.70
  5. Step 5: Solve for x
    x = 1,909,250,513.70/52,365.90
  6. Step 6: Final answer
    x = 36,459.81

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1.5x scale

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.