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Finding the Fourth Proportional to 243,113.95, 364,214.69 and 93,252.51

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Solution

The fourth proportional to 243,113.95, 364,214.69 and 93,252.51 is: 139,703.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,113.95 : 364,214.69 = 93,252.51 : x
  2. Step 2: Convert to fraction form
    243,113.95/364,214.69 = 93,252.51/x
  3. Step 3: Cross multiply
    243,113.95x = 364,214.69 × 93,252.51
  4. Step 4: Simplify right side
    243,113.95x = 33,963,933,555.11
  5. Step 5: Solve for x
    x = 33,963,933,555.11/243,113.95
  6. Step 6: Final answer
    x = 139,703.76

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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.