Home / 151,740.16-228,108.84-140,779.24

Finding the Fourth Proportional to 151,740.16, 228,108.84 and 140,779.24

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Solution

The fourth proportional to 151,740.16, 228,108.84 and 140,779.24 is: 211,631.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,740.16 : 228,108.84 = 140,779.24 : x
  2. Step 2: Convert to fraction form
    151,740.16/228,108.84 = 140,779.24/x
  3. Step 3: Cross multiply
    151,740.16x = 228,108.84 × 140,779.24
  4. Step 4: Simplify right side
    151,740.16x = 32,112,989,132.48
  5. Step 5: Solve for x
    x = 32,112,989,132.48/151,740.16
  6. Step 6: Final answer
    x = 211,631.44

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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.