Home / 370,445.37-555,603.48-104,142.59

Finding the Fourth Proportional to 370,445.37, 555,603.48 and 104,142.59

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Solution

The fourth proportional to 370,445.37, 555,603.48 and 104,142.59 is: 156,195.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,445.37 : 555,603.48 = 104,142.59 : x
  2. Step 2: Convert to fraction form
    370,445.37/555,603.48 = 104,142.59/x
  3. Step 3: Cross multiply
    370,445.37x = 555,603.48 × 104,142.59
  4. Step 4: Simplify right side
    370,445.37x = 57,861,982,870.17
  5. Step 5: Solve for x
    x = 57,861,982,870.17/370,445.37
  6. Step 6: Final answer
    x = 156,195.72

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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.