Home / 77,465.56-116,120.04-52,508.20

Finding the Fourth Proportional to 77,465.56, 116,120.04 and 52,508.20

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Solution

The fourth proportional to 77,465.56, 116,120.04 and 52,508.20 is: 78,709.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,465.56 : 116,120.04 = 52,508.20 : x
  2. Step 2: Convert to fraction form
    77,465.56/116,120.04 = 52,508.20/x
  3. Step 3: Cross multiply
    77,465.56x = 116,120.04 × 52,508.20
  4. Step 4: Simplify right side
    77,465.56x = 6,097,254,284.33
  5. Step 5: Solve for x
    x = 6,097,254,284.33/77,465.56
  6. Step 6: Final answer
    x = 78,709.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.