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Finding the Fourth Proportional to 242,004.36, 333,934.47 and 134,553

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Solution

The fourth proportional to 242,004.36, 333,934.47 and 134,553 is: 185,665.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,004.36 : 333,934.47 = 134,553 : x
  2. Step 2: Convert to fraction form
    242,004.36/333,934.47 = 134,553/x
  3. Step 3: Cross multiply
    242,004.36x = 333,934.47 × 134,553
  4. Step 4: Simplify right side
    242,004.36x = 44,931,884,741.91
  5. Step 5: Solve for x
    x = 44,931,884,741.91/242,004.36
  6. Step 6: Final answer
    x = 185,665.60

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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.