Home / 64,057.23-88,440.12-41,430.90

Finding the Fourth Proportional to 64,057.23, 88,440.12 and 41,430.90

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Solution

The fourth proportional to 64,057.23, 88,440.12 and 41,430.90 is: 57,201.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,057.23 : 88,440.12 = 41,430.90 : x
  2. Step 2: Convert to fraction form
    64,057.23/88,440.12 = 41,430.90/x
  3. Step 3: Cross multiply
    64,057.23x = 88,440.12 × 41,430.90
  4. Step 4: Simplify right side
    64,057.23x = 3,664,153,767.71
  5. Step 5: Solve for x
    x = 3,664,153,767.71/64,057.23
  6. Step 6: Final answer
    x = 57,201.25

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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.