Home / 94,211.04-130,009.75-51,768.66

Finding the Fourth Proportional to 94,211.04, 130,009.75 and 51,768.66

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Solution

The fourth proportional to 94,211.04, 130,009.75 and 51,768.66 is: 71,439.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,211.04 : 130,009.75 = 51,768.66 : x
  2. Step 2: Convert to fraction form
    94,211.04/130,009.75 = 51,768.66/x
  3. Step 3: Cross multiply
    94,211.04x = 130,009.75 × 51,768.66
  4. Step 4: Simplify right side
    94,211.04x = 6,730,430,415.01
  5. Step 5: Solve for x
    x = 6,730,430,415.01/94,211.04
  6. Step 6: Final answer
    x = 71,439.93

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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.