Home / 112,220.40-168,330.60-29,114.40

Finding the Fourth Proportional to 112,220.40, 168,330.60 and 29,114.40

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Solution

The fourth proportional to 112,220.40, 168,330.60 and 29,114.40 is: 43,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,220.40 : 168,330.60 = 29,114.40 : x
  2. Step 2: Convert to fraction form
    112,220.40/168,330.60 = 29,114.40/x
  3. Step 3: Cross multiply
    112,220.40x = 168,330.60 × 29,114.40
  4. Step 4: Simplify right side
    112,220.40x = 4,900,844,420.64
  5. Step 5: Solve for x
    x = 4,900,844,420.64/112,220.40
  6. Step 6: Final answer
    x = 43,671.60

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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.