Home / 71,293.64-98,378.46-42,607.62

Finding the Fourth Proportional to 71,293.64, 98,378.46 and 42,607.62

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Solution

The fourth proportional to 71,293.64, 98,378.46 and 42,607.62 is: 58,794.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,293.64 : 98,378.46 = 42,607.62 : x
  2. Step 2: Convert to fraction form
    71,293.64/98,378.46 = 42,607.62/x
  3. Step 3: Cross multiply
    71,293.64x = 98,378.46 × 42,607.62
  4. Step 4: Simplify right side
    71,293.64x = 4,191,672,039.87
  5. Step 5: Solve for x
    x = 4,191,672,039.87/71,293.64
  6. Step 6: Final answer
    x = 58,794.48

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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.