Home / 157,328.60-236,027.08-57,488.65

Finding the Fourth Proportional to 157,328.60, 236,027.08 and 57,488.65

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Solution

The fourth proportional to 157,328.60, 236,027.08 and 57,488.65 is: 86,245.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,328.60 : 236,027.08 = 57,488.65 : x
  2. Step 2: Convert to fraction form
    157,328.60/236,027.08 = 57,488.65/x
  3. Step 3: Cross multiply
    157,328.60x = 236,027.08 × 57,488.65
  4. Step 4: Simplify right side
    157,328.60x = 13,568,878,192.64
  5. Step 5: Solve for x
    x = 13,568,878,192.64/157,328.60
  6. Step 6: Final answer
    x = 86,245.46

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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.