Home / 106,749.81-160,070.36-35,646.88

Finding the Fourth Proportional to 106,749.81, 160,070.36 and 35,646.88

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Solution

The fourth proportional to 106,749.81, 160,070.36 and 35,646.88 is: 53,452.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,749.81 : 160,070.36 = 35,646.88 : x
  2. Step 2: Convert to fraction form
    106,749.81/160,070.36 = 35,646.88/x
  3. Step 3: Cross multiply
    106,749.81x = 160,070.36 × 35,646.88
  4. Step 4: Simplify right side
    106,749.81x = 5,706,008,914.48
  5. Step 5: Solve for x
    x = 5,706,008,914.48/106,749.81
  6. Step 6: Final answer
    x = 53,452.17

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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.