Home / 65,567.32-90,485.16-41,693.47

Finding the Fourth Proportional to 65,567.32, 90,485.16 and 41,693.47

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Solution

The fourth proportional to 65,567.32, 90,485.16 and 41,693.47 is: 57,538.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,567.32 : 90,485.16 = 41,693.47 : x
  2. Step 2: Convert to fraction form
    65,567.32/90,485.16 = 41,693.47/x
  3. Step 3: Cross multiply
    65,567.32x = 90,485.16 × 41,693.47
  4. Step 4: Simplify right side
    65,567.32x = 3,772,640,303.91
  5. Step 5: Solve for x
    x = 3,772,640,303.91/65,567.32
  6. Step 6: Final answer
    x = 57,538.42

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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.