Home / 94,731.63-130,729.65-52,290.17

Finding the Fourth Proportional to 94,731.63, 130,729.65 and 52,290.17

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Solution

The fourth proportional to 94,731.63, 130,729.65 and 52,290.17 is: 72,160.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,731.63 : 130,729.65 = 52,290.17 : x
  2. Step 2: Convert to fraction form
    94,731.63/130,729.65 = 52,290.17/x
  3. Step 3: Cross multiply
    94,731.63x = 130,729.65 × 52,290.17
  4. Step 4: Simplify right side
    94,731.63x = 6,835,875,622.54
  5. Step 5: Solve for x
    x = 6,835,875,622.54/94,731.63
  6. Step 6: Final answer
    x = 72,160.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.