Home / 94,215.04-130,015.26-51,772.66

Finding the Fourth Proportional to 94,215.04, 130,015.26 and 51,772.66

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Solution

The fourth proportional to 94,215.04, 130,015.26 and 51,772.66 is: 71,445.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,215.04 : 130,015.26 = 51,772.66 : x
  2. Step 2: Convert to fraction form
    94,215.04/130,015.26 = 51,772.66/x
  3. Step 3: Cross multiply
    94,215.04x = 130,015.26 × 51,772.66
  4. Step 4: Simplify right side
    94,215.04x = 6,731,235,525.75
  5. Step 5: Solve for x
    x = 6,731,235,525.75/94,215.04
  6. Step 6: Final answer
    x = 71,445.45

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1.5x scale

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.