Home / 99,887.28-149,852.52-29,772.24

Finding the Fourth Proportional to 99,887.28, 149,852.52 and 29,772.24

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Solution

The fourth proportional to 99,887.28, 149,852.52 and 29,772.24 is: 44,664.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,887.28 : 149,852.52 = 29,772.24 : x
  2. Step 2: Convert to fraction form
    99,887.28/149,852.52 = 29,772.24/x
  3. Step 3: Cross multiply
    99,887.28x = 149,852.52 × 29,772.24
  4. Step 4: Simplify right side
    99,887.28x = 4,461,445,190.04
  5. Step 5: Solve for x
    x = 4,461,445,190.04/99,887.28
  6. Step 6: Final answer
    x = 44,664.80

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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.