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Finding the Fourth Proportional to 63,482.16, 87,604 and 35,187.60

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Solution

The fourth proportional to 63,482.16, 87,604 and 35,187.60 is: 48,558.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,482.16 : 87,604 = 35,187.60 : x
  2. Step 2: Convert to fraction form
    63,482.16/87,604 = 35,187.60/x
  3. Step 3: Cross multiply
    63,482.16x = 87,604 × 35,187.60
  4. Step 4: Simplify right side
    63,482.16x = 3,082,574,510.40
  5. Step 5: Solve for x
    x = 3,082,574,510.40/63,482.16
  6. Step 6: Final answer
    x = 48,558.12

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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.