Home / 251,068.90-376,283.05-117,655.22

Finding the Fourth Proportional to 251,068.90, 376,283.05 and 117,655.22

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Solution

The fourth proportional to 251,068.90, 376,283.05 and 117,655.22 is: 176,332.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,068.90 : 376,283.05 = 117,655.22 : x
  2. Step 2: Convert to fraction form
    251,068.90/376,283.05 = 117,655.22/x
  3. Step 3: Cross multiply
    251,068.90x = 376,283.05 × 117,655.22
  4. Step 4: Simplify right side
    251,068.90x = 44,271,665,030.02
  5. Step 5: Solve for x
    x = 44,271,665,030.02/251,068.90
  6. Step 6: Final answer
    x = 176,332.73

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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.