Home / 64,317.24-88,719.06-42,513.64

Finding the Fourth Proportional to 64,317.24, 88,719.06 and 42,513.64

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Solution

The fourth proportional to 64,317.24, 88,719.06 and 42,513.64 is: 58,643.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,317.24 : 88,719.06 = 42,513.64 : x
  2. Step 2: Convert to fraction form
    64,317.24/88,719.06 = 42,513.64/x
  3. Step 3: Cross multiply
    64,317.24x = 88,719.06 × 42,513.64
  4. Step 4: Simplify right side
    64,317.24x = 3,771,770,177.98
  5. Step 5: Solve for x
    x = 3,771,770,177.98/64,317.24
  6. Step 6: Final answer
    x = 58,643.22

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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.