Home / 93,029.55-128,379.31-50,587.71

Finding the Fourth Proportional to 93,029.55, 128,379.31 and 50,587.71

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Solution

The fourth proportional to 93,029.55, 128,379.31 and 50,587.71 is: 69,810.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,029.55 : 128,379.31 = 50,587.71 : x
  2. Step 2: Convert to fraction form
    93,029.55/128,379.31 = 50,587.71/x
  3. Step 3: Cross multiply
    93,029.55x = 128,379.31 × 50,587.71
  4. Step 4: Simplify right side
    93,029.55x = 6,494,415,304.28
  5. Step 5: Solve for x
    x = 6,494,415,304.28/93,029.55
  6. Step 6: Final answer
    x = 69,810.24

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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.