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Finding the Fourth Proportional to 73,411.30, 110,232.15 and 42,307.30

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Solution

The fourth proportional to 73,411.30, 110,232.15 and 42,307.30 is: 63,527.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,411.30 : 110,232.15 = 42,307.30 : x
  2. Step 2: Convert to fraction form
    73,411.30/110,232.15 = 42,307.30/x
  3. Step 3: Cross multiply
    73,411.30x = 110,232.15 × 42,307.30
  4. Step 4: Simplify right side
    73,411.30x = 4,663,624,639.70
  5. Step 5: Solve for x
    x = 4,663,624,639.70/73,411.30
  6. Step 6: Final answer
    x = 63,527.34

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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.