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Finding the Fourth Proportional to 242,953.83, 364,395.51 and 93,231.81

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Solution

The fourth proportional to 242,953.83, 364,395.51 and 93,231.81 is: 139,834.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,953.83 : 364,395.51 = 93,231.81 : x
  2. Step 2: Convert to fraction form
    242,953.83/364,395.51 = 93,231.81/x
  3. Step 3: Cross multiply
    242,953.83x = 364,395.51 × 93,231.81
  4. Step 4: Simplify right side
    242,953.83x = 33,973,252,953.17
  5. Step 5: Solve for x
    x = 33,973,252,953.17/242,953.83
  6. Step 6: Final answer
    x = 139,834.19

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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.