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Finding the Fourth Proportional to 64,240.60, 88,648.59 and 35,558.65

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Solution

The fourth proportional to 64,240.60, 88,648.59 and 35,558.65 is: 49,069.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,240.60 : 88,648.59 = 35,558.65 : x
  2. Step 2: Convert to fraction form
    64,240.60/88,648.59 = 35,558.65/x
  3. Step 3: Cross multiply
    64,240.60x = 88,648.59 × 35,558.65
  4. Step 4: Simplify right side
    64,240.60x = 3,152,224,184.80
  5. Step 5: Solve for x
    x = 3,152,224,184.80/64,240.60
  6. Step 6: Final answer
    x = 49,069.03

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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.