Home / 76,000.32-104,880.12-42,466.32

Finding the Fourth Proportional to 76,000.32, 104,880.12 and 42,466.32

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Solution

The fourth proportional to 76,000.32, 104,880.12 and 42,466.32 is: 58,603.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,000.32 : 104,880.12 = 42,466.32 : x
  2. Step 2: Convert to fraction form
    76,000.32/104,880.12 = 42,466.32/x
  3. Step 3: Cross multiply
    76,000.32x = 104,880.12 × 42,466.32
  4. Step 4: Simplify right side
    76,000.32x = 4,453,872,737.56
  5. Step 5: Solve for x
    x = 4,453,872,737.56/76,000.32
  6. Step 6: Final answer
    x = 58,603.34

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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.