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Finding the Fourth Proportional to 242,410.59, 334,536.48 and 134,973.81

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Solution

The fourth proportional to 242,410.59, 334,536.48 and 134,973.81 is: 186,269.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,410.59 : 334,536.48 = 134,973.81 : x
  2. Step 2: Convert to fraction form
    242,410.59/334,536.48 = 134,973.81/x
  3. Step 3: Cross multiply
    242,410.59x = 334,536.48 × 134,973.81
  4. Step 4: Simplify right side
    242,410.59x = 45,153,663,289.59
  5. Step 5: Solve for x
    x = 45,153,663,289.59/242,410.59
  6. Step 6: Final answer
    x = 186,269.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.