Home / 88,509.36-122,132.16-50,254.96

Finding the Fourth Proportional to 88,509.36, 122,132.16 and 50,254.96

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Solution

The fourth proportional to 88,509.36, 122,132.16 and 50,254.96 is: 69,345.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,509.36 : 122,132.16 = 50,254.96 : x
  2. Step 2: Convert to fraction form
    88,509.36/122,132.16 = 50,254.96/x
  3. Step 3: Cross multiply
    88,509.36x = 122,132.16 × 50,254.96
  4. Step 4: Simplify right side
    88,509.36x = 6,137,746,815.51
  5. Step 5: Solve for x
    x = 6,137,746,815.51/88,509.36
  6. Step 6: Final answer
    x = 69,345.74

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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.