Home / 94,262.80-130,077.24-51,821.32

Finding the Fourth Proportional to 94,262.80, 130,077.24 and 51,821.32

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Solution

The fourth proportional to 94,262.80, 130,077.24 and 51,821.32 is: 71,510.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,262.80 : 130,077.24 = 51,821.32 : x
  2. Step 2: Convert to fraction form
    94,262.80/130,077.24 = 51,821.32/x
  3. Step 3: Cross multiply
    94,262.80x = 130,077.24 × 51,821.32
  4. Step 4: Simplify right side
    94,262.80x = 6,740,774,278.76
  5. Step 5: Solve for x
    x = 6,740,774,278.76/94,262.80
  6. Step 6: Final answer
    x = 71,510.44

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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.