Home / 74,484.12-111,762.60-35,045.16

Finding the Fourth Proportional to 74,484.12, 111,762.60 and 35,045.16

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Solution

The fourth proportional to 74,484.12, 111,762.60 and 35,045.16 is: 52,584.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,484.12 : 111,762.60 = 35,045.16 : x
  2. Step 2: Convert to fraction form
    74,484.12/111,762.60 = 35,045.16/x
  3. Step 3: Cross multiply
    74,484.12x = 111,762.60 × 35,045.16
  4. Step 4: Simplify right side
    74,484.12x = 3,916,738,199.02
  5. Step 5: Solve for x
    x = 3,916,738,199.02/74,484.12
  6. Step 6: Final answer
    x = 52,584.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.