Home / 94,262.10-130,078.38-51,820.32

Finding the Fourth Proportional to 94,262.10, 130,078.38 and 51,820.32

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Solution

The fourth proportional to 94,262.10, 130,078.38 and 51,820.32 is: 71,510.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,262.10 : 130,078.38 = 51,820.32 : x
  2. Step 2: Convert to fraction form
    94,262.10/130,078.38 = 51,820.32/x
  3. Step 3: Cross multiply
    94,262.10x = 130,078.38 × 51,820.32
  4. Step 4: Simplify right side
    94,262.10x = 6,740,703,276.68
  5. Step 5: Solve for x
    x = 6,740,703,276.68/94,262.10
  6. Step 6: Final answer
    x = 71,510.22

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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.