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Finding the Fourth Proportional to 92,924.66, 128,235.92 and 50,482.92

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Solution

The fourth proportional to 92,924.66, 128,235.92 and 50,482.92 is: 69,666.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,924.66 : 128,235.92 = 50,482.92 : x
  2. Step 2: Convert to fraction form
    92,924.66/128,235.92 = 50,482.92/x
  3. Step 3: Cross multiply
    92,924.66x = 128,235.92 × 50,482.92
  4. Step 4: Simplify right side
    92,924.66x = 6,473,723,690.49
  5. Step 5: Solve for x
    x = 6,473,723,690.49/92,924.66
  6. Step 6: Final answer
    x = 69,666.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.