Home / 157,860.36-236,782.80-58,012.88

Finding the Fourth Proportional to 157,860.36, 236,782.80 and 58,012.88

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Solution

The fourth proportional to 157,860.36, 236,782.80 and 58,012.88 is: 87,016.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,860.36 : 236,782.80 = 58,012.88 : x
  2. Step 2: Convert to fraction form
    157,860.36/236,782.80 = 58,012.88/x
  3. Step 3: Cross multiply
    157,860.36x = 236,782.80 × 58,012.88
  4. Step 4: Simplify right side
    157,860.36x = 13,736,452,162.46
  5. Step 5: Solve for x
    x = 13,736,452,162.46/157,860.36
  6. Step 6: Final answer
    x = 87,016.48

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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.