Home / 94,731.64-130,776.90-58,933.16

Finding the Fourth Proportional to 94,731.64, 130,776.90 and 58,933.16

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Solution

The fourth proportional to 94,731.64, 130,776.90 and 58,933.16 is: 81,357.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,731.64 : 130,776.90 = 58,933.16 : x
  2. Step 2: Convert to fraction form
    94,731.64/130,776.90 = 58,933.16/x
  3. Step 3: Cross multiply
    94,731.64x = 130,776.90 × 58,933.16
  4. Step 4: Simplify right side
    94,731.64x = 7,707,095,972.00
  5. Step 5: Solve for x
    x = 7,707,095,972.00/94,731.64
  6. Step 6: Final answer
    x = 81,357.15

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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.