Home / 152,101.31-228,134.53-39,792.36

Finding the Fourth Proportional to 152,101.31, 228,134.53 and 39,792.36

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Solution

The fourth proportional to 152,101.31, 228,134.53 and 39,792.36 is: 59,683.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,101.31 : 228,134.53 = 39,792.36 : x
  2. Step 2: Convert to fraction form
    152,101.31/228,134.53 = 39,792.36/x
  3. Step 3: Cross multiply
    152,101.31x = 228,134.53 × 39,792.36
  4. Step 4: Simplify right side
    152,101.31x = 9,078,011,246.71
  5. Step 5: Solve for x
    x = 9,078,011,246.71/152,101.31
  6. Step 6: Final answer
    x = 59,683.98

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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.