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Finding the Fourth Proportional to 162,992.51, 224,899.93 and 94,056.83

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Solution

The fourth proportional to 162,992.51, 224,899.93 and 94,056.83 is: 129,781.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,992.51 : 224,899.93 = 94,056.83 : x
  2. Step 2: Convert to fraction form
    162,992.51/224,899.93 = 94,056.83/x
  3. Step 3: Cross multiply
    162,992.51x = 224,899.93 × 94,056.83
  4. Step 4: Simplify right side
    162,992.51x = 21,153,373,758.52
  5. Step 5: Solve for x
    x = 21,153,373,758.52/162,992.51
  6. Step 6: Final answer
    x = 129,781.26

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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.