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Finding the Fourth Proportional to 176,007.64, 264,008.76 and 42,888.10

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Solution

The fourth proportional to 176,007.64, 264,008.76 and 42,888.10 is: 64,331.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,007.64 : 264,008.76 = 42,888.10 : x
  2. Step 2: Convert to fraction form
    176,007.64/264,008.76 = 42,888.10/x
  3. Step 3: Cross multiply
    176,007.64x = 264,008.76 × 42,888.10
  4. Step 4: Simplify right side
    176,007.64x = 11,322,834,099.76
  5. Step 5: Solve for x
    x = 11,322,834,099.76/176,007.64
  6. Step 6: Final answer
    x = 64,331.49

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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.