Home / 64,039.20-88,370.43-35,746.68

Finding the Fourth Proportional to 64,039.20, 88,370.43 and 35,746.68

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Solution

The fourth proportional to 64,039.20, 88,370.43 and 35,746.68 is: 49,328.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,039.20 : 88,370.43 = 35,746.68 : x
  2. Step 2: Convert to fraction form
    64,039.20/88,370.43 = 35,746.68/x
  3. Step 3: Cross multiply
    64,039.20x = 88,370.43 × 35,746.68
  4. Step 4: Simplify right side
    64,039.20x = 3,158,949,482.67
  5. Step 5: Solve for x
    x = 3,158,949,482.67/64,039.20
  6. Step 6: Final answer
    x = 49,328.37

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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.