Home / 64,038.33-88,364.75-35,745.21

Finding the Fourth Proportional to 64,038.33, 88,364.75 and 35,745.21

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Solution

The fourth proportional to 64,038.33, 88,364.75 and 35,745.21 is: 49,323.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,038.33 : 88,364.75 = 35,745.21 : x
  2. Step 2: Convert to fraction form
    64,038.33/88,364.75 = 35,745.21/x
  3. Step 3: Cross multiply
    64,038.33x = 88,364.75 × 35,745.21
  4. Step 4: Simplify right side
    64,038.33x = 3,158,616,366.62
  5. Step 5: Solve for x
    x = 3,158,616,366.62/64,038.33
  6. Step 6: Final answer
    x = 49,323.84

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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.