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Finding the Fourth Proportional to 242,534.72, 363,802.10 and 92,820.93

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Solution

The fourth proportional to 242,534.72, 363,802.10 and 92,820.93 is: 139,231.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,534.72 : 363,802.10 = 92,820.93 : x
  2. Step 2: Convert to fraction form
    242,534.72/363,802.10 = 92,820.93/x
  3. Step 3: Cross multiply
    242,534.72x = 363,802.10 × 92,820.93
  4. Step 4: Simplify right side
    242,534.72x = 33,768,448,793.85
  5. Step 5: Solve for x
    x = 33,768,448,793.85/242,534.72
  6. Step 6: Final answer
    x = 139,231.40

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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.