Home / 117,971.36-176,915.35-38,006.10

Finding the Fourth Proportional to 117,971.36, 176,915.35 and 38,006.10

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Solution

The fourth proportional to 117,971.36, 176,915.35 and 38,006.10 is: 56,995.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,971.36 : 176,915.35 = 38,006.10 : x
  2. Step 2: Convert to fraction form
    117,971.36/176,915.35 = 38,006.10/x
  3. Step 3: Cross multiply
    117,971.36x = 176,915.35 × 38,006.10
  4. Step 4: Simplify right side
    117,971.36x = 6,723,862,483.64
  5. Step 5: Solve for x
    x = 6,723,862,483.64/117,971.36
  6. Step 6: Final answer
    x = 56,995.72

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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.