Home / 64,100.08-88,455.90-35,418.07

Finding the Fourth Proportional to 64,100.08, 88,455.90 and 35,418.07

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Solution

The fourth proportional to 64,100.08, 88,455.90 and 35,418.07 is: 48,875.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,100.08 : 88,455.90 = 35,418.07 : x
  2. Step 2: Convert to fraction form
    64,100.08/88,455.90 = 35,418.07/x
  3. Step 3: Cross multiply
    64,100.08x = 88,455.90 × 35,418.07
  4. Step 4: Simplify right side
    64,100.08x = 3,132,937,258.11
  5. Step 5: Solve for x
    x = 3,132,937,258.11/64,100.08
  6. Step 6: Final answer
    x = 48,875.72

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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.