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Finding the Fourth Proportional to 176,041.40, 264,062.10 and 57,724.70

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Solution

The fourth proportional to 176,041.40, 264,062.10 and 57,724.70 is: 86,587.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,041.40 : 264,062.10 = 57,724.70 : x
  2. Step 2: Convert to fraction form
    176,041.40/264,062.10 = 57,724.70/x
  3. Step 3: Cross multiply
    176,041.40x = 264,062.10 × 57,724.70
  4. Step 4: Simplify right side
    176,041.40x = 15,242,905,503.87
  5. Step 5: Solve for x
    x = 15,242,905,503.87/176,041.40
  6. Step 6: Final answer
    x = 86,587.05

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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.