Home / 114,976,128.60-172,518,054.66-50,271,617.88

Finding the Fourth Proportional to 114,976,128.60, 172,518,054.66 and 50,271,617.88

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Solution

The fourth proportional to 114,976,128.60, 172,518,054.66 and 50,271,617.88 is: 75,430,977.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,976,128.60 : 172,518,054.66 = 50,271,617.88 : x
  2. Step 2: Convert to fraction form
    114,976,128.60/172,518,054.66 = 50,271,617.88/x
  3. Step 3: Cross multiply
    114,976,128.60x = 172,518,054.66 × 50,271,617.88
  4. Step 4: Simplify right side
    114,976,128.60x = 8,672,761,721,268,474
  5. Step 5: Solve for x
    x = 8,672,761,721,268,474/114,976,128.60
  6. Step 6: Final answer
    x = 75,430,977.08

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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.