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Finding the Fourth Proportional to 242,262.87, 334,333.76 and 134,839.77

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Solution

The fourth proportional to 242,262.87, 334,333.76 and 134,839.77 is: 186,085.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,262.87 : 334,333.76 = 134,839.77 : x
  2. Step 2: Convert to fraction form
    242,262.87/334,333.76 = 134,839.77/x
  3. Step 3: Cross multiply
    242,262.87x = 334,333.76 × 134,839.77
  4. Step 4: Simplify right side
    242,262.87x = 45,081,487,301.64
  5. Step 5: Solve for x
    x = 45,081,487,301.64/242,262.87
  6. Step 6: Final answer
    x = 186,085.00

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1.5x scale

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.