Home / 64,825.22-89,458.81-35,017.22

Finding the Fourth Proportional to 64,825.22, 89,458.81 and 35,017.22

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Solution

The fourth proportional to 64,825.22, 89,458.81 and 35,017.22 is: 48,323.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,825.22 : 89,458.81 = 35,017.22 : x
  2. Step 2: Convert to fraction form
    64,825.22/89,458.81 = 35,017.22/x
  3. Step 3: Cross multiply
    64,825.22x = 89,458.81 × 35,017.22
  4. Step 4: Simplify right side
    64,825.22x = 3,132,598,830.71
  5. Step 5: Solve for x
    x = 3,132,598,830.71/64,825.22
  6. Step 6: Final answer
    x = 48,323.77

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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.