Home / 93,150.66-128,565.62-52,868.19

Finding the Fourth Proportional to 93,150.66, 128,565.62 and 52,868.19

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Solution

The fourth proportional to 93,150.66, 128,565.62 and 52,868.19 is: 72,968.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,150.66 : 128,565.62 = 52,868.19 : x
  2. Step 2: Convert to fraction form
    93,150.66/128,565.62 = 52,868.19/x
  3. Step 3: Cross multiply
    93,150.66x = 128,565.62 × 52,868.19
  4. Step 4: Simplify right side
    93,150.66x = 6,797,031,625.63
  5. Step 5: Solve for x
    x = 6,797,031,625.63/93,150.66
  6. Step 6: Final answer
    x = 72,968.15

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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.