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Finding the Fourth Proportional to 116,065.01, 160,110.77 and 75,802.34

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Solution

The fourth proportional to 116,065.01, 160,110.77 and 75,802.34 is: 104,568.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,065.01 : 160,110.77 = 75,802.34 : x
  2. Step 2: Convert to fraction form
    116,065.01/160,110.77 = 75,802.34/x
  3. Step 3: Cross multiply
    116,065.01x = 160,110.77 × 75,802.34
  4. Step 4: Simplify right side
    116,065.01x = 12,136,771,046.47
  5. Step 5: Solve for x
    x = 12,136,771,046.47/116,065.01
  6. Step 6: Final answer
    x = 104,568.73

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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.