Home / 102,326.18-153,513.85-39,145.27

Finding the Fourth Proportional to 102,326.18, 153,513.85 and 39,145.27

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Solution

The fourth proportional to 102,326.18, 153,513.85 and 39,145.27 is: 58,727.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,326.18 : 153,513.85 = 39,145.27 : x
  2. Step 2: Convert to fraction form
    102,326.18/153,513.85 = 39,145.27/x
  3. Step 3: Cross multiply
    102,326.18x = 153,513.85 × 39,145.27
  4. Step 4: Simplify right side
    102,326.18x = 6,009,341,588.64
  5. Step 5: Solve for x
    x = 6,009,341,588.64/102,326.18
  6. Step 6: Final answer
    x = 58,727.31

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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.