Home / 102,239.10-153,396.72-46,062.36

Finding the Fourth Proportional to 102,239.10, 153,396.72 and 46,062.36

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Solution

The fourth proportional to 102,239.10, 153,396.72 and 46,062.36 is: 69,110.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,239.10 : 153,396.72 = 46,062.36 : x
  2. Step 2: Convert to fraction form
    102,239.10/153,396.72 = 46,062.36/x
  3. Step 3: Cross multiply
    102,239.10x = 153,396.72 × 46,062.36
  4. Step 4: Simplify right side
    102,239.10x = 7,065,814,939.46
  5. Step 5: Solve for x
    x = 7,065,814,939.46/102,239.10
  6. Step 6: Final answer
    x = 69,110.69

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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.