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Finding the Fourth Proportional to 150,518.25, 225,792.50 and 39,710.25

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Solution

The fourth proportional to 150,518.25, 225,792.50 and 39,710.25 is: 59,569.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,518.25 : 225,792.50 = 39,710.25 : x
  2. Step 2: Convert to fraction form
    150,518.25/225,792.50 = 39,710.25/x
  3. Step 3: Cross multiply
    150,518.25x = 225,792.50 × 39,710.25
  4. Step 4: Simplify right side
    150,518.25x = 8,966,276,424.57
  5. Step 5: Solve for x
    x = 8,966,276,424.57/150,518.25
  6. Step 6: Final answer
    x = 59,569.36

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1.5x scale

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.