Home / 64,370.12-88,825.86-36,070.34

Finding the Fourth Proportional to 64,370.12, 88,825.86 and 36,070.34

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Solution

The fourth proportional to 64,370.12, 88,825.86 and 36,070.34 is: 49,774.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,370.12 : 88,825.86 = 36,070.34 : x
  2. Step 2: Convert to fraction form
    64,370.12/88,825.86 = 36,070.34/x
  3. Step 3: Cross multiply
    64,370.12x = 88,825.86 × 36,070.34
  4. Step 4: Simplify right side
    64,370.12x = 3,203,978,526.86
  5. Step 5: Solve for x
    x = 3,203,978,526.86/64,370.12
  6. Step 6: Final answer
    x = 49,774.32

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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.