Home / 93,765.32-129,394.83-53,479.77

Finding the Fourth Proportional to 93,765.32, 129,394.83 and 53,479.77

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Solution

The fourth proportional to 93,765.32, 129,394.83 and 53,479.77 is: 73,801.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,765.32 : 129,394.83 = 53,479.77 : x
  2. Step 2: Convert to fraction form
    93,765.32/129,394.83 = 53,479.77/x
  3. Step 3: Cross multiply
    93,765.32x = 129,394.83 × 53,479.77
  4. Step 4: Simplify right side
    93,765.32x = 6,920,005,747.59
  5. Step 5: Solve for x
    x = 6,920,005,747.59/93,765.32
  6. Step 6: Final answer
    x = 73,801.33

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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.