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Finding the Fourth Proportional to 52,267.55, 77,848.10 and 52,012.68

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Solution

The fourth proportional to 52,267.55, 77,848.10 and 52,012.68 is: 77,468.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,267.55 : 77,848.10 = 52,012.68 : x
  2. Step 2: Convert to fraction form
    52,267.55/77,848.10 = 52,012.68/x
  3. Step 3: Cross multiply
    52,267.55x = 77,848.10 × 52,012.68
  4. Step 4: Simplify right side
    52,267.55x = 4,049,088,443.94
  5. Step 5: Solve for x
    x = 4,049,088,443.94/52,267.55
  6. Step 6: Final answer
    x = 77,468.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.