Home / 102,252.28-153,307.25-45,295.26

Finding the Fourth Proportional to 102,252.28, 153,307.25 and 45,295.26

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Solution

The fourth proportional to 102,252.28, 153,307.25 and 45,295.26 is: 67,911.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,252.28 : 153,307.25 = 45,295.26 : x
  2. Step 2: Convert to fraction form
    102,252.28/153,307.25 = 45,295.26/x
  3. Step 3: Cross multiply
    102,252.28x = 153,307.25 × 45,295.26
  4. Step 4: Simplify right side
    102,252.28x = 6,944,091,117.11
  5. Step 5: Solve for x
    x = 6,944,091,117.11/102,252.28
  6. Step 6: Final answer
    x = 67,911.36

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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.