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Finding the Fourth Proportional to 194,599.40, 291,820.98 and 94,730.48

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Solution

The fourth proportional to 194,599.40, 291,820.98 and 94,730.48 is: 142,057.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,599.40 : 291,820.98 = 94,730.48 : x
  2. Step 2: Convert to fraction form
    194,599.40/291,820.98 = 94,730.48/x
  3. Step 3: Cross multiply
    194,599.40x = 291,820.98 × 94,730.48
  4. Step 4: Simplify right side
    194,599.40x = 27,644,341,509.47
  5. Step 5: Solve for x
    x = 27,644,341,509.47/194,599.40
  6. Step 6: Final answer
    x = 142,057.69

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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.