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Finding the Fourth Proportional to 118,670.84, 178,035.42 and 35,564.84

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Solution

The fourth proportional to 118,670.84, 178,035.42 and 35,564.84 is: 53,356.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,670.84 : 178,035.42 = 35,564.84 : x
  2. Step 2: Convert to fraction form
    118,670.84/178,035.42 = 35,564.84/x
  3. Step 3: Cross multiply
    118,670.84x = 178,035.42 × 35,564.84
  4. Step 4: Simplify right side
    118,670.84x = 6,331,801,226.63
  5. Step 5: Solve for x
    x = 6,331,801,226.63/118,670.84
  6. Step 6: Final answer
    x = 53,356.00

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1.5x scale

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.