Home / 158,645.12-237,968.48-53,465.00

Finding the Fourth Proportional to 158,645.12, 237,968.48 and 53,465.00

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Solution

The fourth proportional to 158,645.12, 237,968.48 and 53,465.00 is: 80,197.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,645.12 : 237,968.48 = 53,465.00 : x
  2. Step 2: Convert to fraction form
    158,645.12/237,968.48 = 53,465.00/x
  3. Step 3: Cross multiply
    158,645.12x = 237,968.48 × 53,465.00
  4. Step 4: Simplify right side
    158,645.12x = 12,722,983,727.02
  5. Step 5: Solve for x
    x = 12,722,983,727.02/158,645.12
  6. Step 6: Final answer
    x = 80,197.77

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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.