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Finding the Fourth Proportional to 52,365.80, 78,417.48 and 41,332.40

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Solution

The fourth proportional to 52,365.80, 78,417.48 and 41,332.40 is: 61,895.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,365.80 : 78,417.48 = 41,332.40 : x
  2. Step 2: Convert to fraction form
    52,365.80/78,417.48 = 41,332.40/x
  3. Step 3: Cross multiply
    52,365.80x = 78,417.48 × 41,332.40
  4. Step 4: Simplify right side
    52,365.80x = 3,241,182,650.35
  5. Step 5: Solve for x
    x = 3,241,182,650.35/52,365.80
  6. Step 6: Final answer
    x = 61,895.03

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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.