Home / 64,130.74-88,511.08-41,474.78

Finding the Fourth Proportional to 64,130.74, 88,511.08 and 41,474.78

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Solution

The fourth proportional to 64,130.74, 88,511.08 and 41,474.78 is: 57,242.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,130.74 : 88,511.08 = 41,474.78 : x
  2. Step 2: Convert to fraction form
    64,130.74/88,511.08 = 41,474.78/x
  3. Step 3: Cross multiply
    64,130.74x = 88,511.08 × 41,474.78
  4. Step 4: Simplify right side
    64,130.74x = 3,670,977,931.88
  5. Step 5: Solve for x
    x = 3,670,977,931.88/64,130.74
  6. Step 6: Final answer
    x = 57,242.10

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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.