Home / 102,075.88-153,117.24-35,521.60

Finding the Fourth Proportional to 102,075.88, 153,117.24 and 35,521.60

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Solution

The fourth proportional to 102,075.88, 153,117.24 and 35,521.60 is: 53,283.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,075.88 : 153,117.24 = 35,521.60 : x
  2. Step 2: Convert to fraction form
    102,075.88/153,117.24 = 35,521.60/x
  3. Step 3: Cross multiply
    102,075.88x = 153,117.24 × 35,521.60
  4. Step 4: Simplify right side
    102,075.88x = 5,438,969,352.38
  5. Step 5: Solve for x
    x = 5,438,969,352.38/102,075.88
  6. Step 6: Final answer
    x = 53,283.59

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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.