Home / 64,895.13-89,555.27-35,087.13

Finding the Fourth Proportional to 64,895.13, 89,555.27 and 35,087.13

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Solution

The fourth proportional to 64,895.13, 89,555.27 and 35,087.13 is: 48,420.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,895.13 : 89,555.27 = 35,087.13 : x
  2. Step 2: Convert to fraction form
    64,895.13/89,555.27 = 35,087.13/x
  3. Step 3: Cross multiply
    64,895.13x = 89,555.27 × 35,087.13
  4. Step 4: Simplify right side
    64,895.13x = 3,142,237,400.68
  5. Step 5: Solve for x
    x = 3,142,237,400.68/64,895.13
  6. Step 6: Final answer
    x = 48,420.23

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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.