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Finding the Fourth Proportional to 157,670.01, 236,506.77 and 52,488.81

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Solution

The fourth proportional to 157,670.01, 236,506.77 and 52,488.81 is: 78,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,670.01 : 236,506.77 = 52,488.81 : x
  2. Step 2: Convert to fraction form
    157,670.01/236,506.77 = 52,488.81/x
  3. Step 3: Cross multiply
    157,670.01x = 236,506.77 × 52,488.81
  4. Step 4: Simplify right side
    157,670.01x = 12,413,958,914.24
  5. Step 5: Solve for x
    x = 12,413,958,914.24/157,670.01
  6. Step 6: Final answer
    x = 78,733.80

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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.