Home / 64,660.60-89,202.32-46,727.20

Finding the Fourth Proportional to 64,660.60, 89,202.32 and 46,727.20

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Solution

The fourth proportional to 64,660.60, 89,202.32 and 46,727.20 is: 64,462.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,660.60 : 89,202.32 = 46,727.20 : x
  2. Step 2: Convert to fraction form
    64,660.60/89,202.32 = 46,727.20/x
  3. Step 3: Cross multiply
    64,660.60x = 89,202.32 × 46,727.20
  4. Step 4: Simplify right side
    64,660.60x = 4,168,174,190.46
  5. Step 5: Solve for x
    x = 4,168,174,190.46/64,660.60
  6. Step 6: Final answer
    x = 64,462.35

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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.