Home / 294,802.12-442,064.94-107,682.76

Finding the Fourth Proportional to 294,802.12, 442,064.94 and 107,682.76

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Solution

The fourth proportional to 294,802.12, 442,064.94 and 107,682.76 is: 161,473.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,802.12 : 442,064.94 = 107,682.76 : x
  2. Step 2: Convert to fraction form
    294,802.12/442,064.94 = 107,682.76/x
  3. Step 3: Cross multiply
    294,802.12x = 442,064.94 × 107,682.76
  4. Step 4: Simplify right side
    294,802.12x = 47,602,772,838.43
  5. Step 5: Solve for x
    x = 47,602,772,838.43/294,802.12
  6. Step 6: Final answer
    x = 161,473.64

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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.