Home / 117,476.12-176,212.64-28,730.39

Finding the Fourth Proportional to 117,476.12, 176,212.64 and 28,730.39

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Solution

The fourth proportional to 117,476.12, 176,212.64 and 28,730.39 is: 43,095.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,476.12 : 176,212.64 = 28,730.39 : x
  2. Step 2: Convert to fraction form
    117,476.12/176,212.64 = 28,730.39/x
  3. Step 3: Cross multiply
    117,476.12x = 176,212.64 × 28,730.39
  4. Step 4: Simplify right side
    117,476.12x = 5,062,657,060.89
  5. Step 5: Solve for x
    x = 5,062,657,060.89/117,476.12
  6. Step 6: Final answer
    x = 43,095.20

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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.