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Finding the Fourth Proportional to 92,924.34, 128,237.14 and 50,482.90

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Solution

The fourth proportional to 92,924.34, 128,237.14 and 50,482.90 is: 69,667.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,924.34 : 128,237.14 = 50,482.90 : x
  2. Step 2: Convert to fraction form
    92,924.34/128,237.14 = 50,482.90/x
  3. Step 3: Cross multiply
    92,924.34x = 128,237.14 × 50,482.90
  4. Step 4: Simplify right side
    92,924.34x = 6,473,782,714.91
  5. Step 5: Solve for x
    x = 6,473,782,714.91/92,924.34
  6. Step 6: Final answer
    x = 69,667.24

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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.