Home / 152,043.10-228,064.65-112,774.30

Finding the Fourth Proportional to 152,043.10, 228,064.65 and 112,774.30

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Solution

The fourth proportional to 152,043.10, 228,064.65 and 112,774.30 is: 169,161.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,043.10 : 228,064.65 = 112,774.30 : x
  2. Step 2: Convert to fraction form
    152,043.10/228,064.65 = 112,774.30/x
  3. Step 3: Cross multiply
    152,043.10x = 228,064.65 × 112,774.30
  4. Step 4: Simplify right side
    152,043.10x = 25,719,831,258.50
  5. Step 5: Solve for x
    x = 25,719,831,258.50/152,043.10
  6. Step 6: Final answer
    x = 169,161.45

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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.