Home / 157,325.10-236,021.83-57,485.14

Finding the Fourth Proportional to 157,325.10, 236,021.83 and 57,485.14

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Solution

The fourth proportional to 157,325.10, 236,021.83 and 57,485.14 is: 86,240.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,325.10 : 236,021.83 = 57,485.14 : x
  2. Step 2: Convert to fraction form
    157,325.10/236,021.83 = 57,485.14/x
  3. Step 3: Cross multiply
    157,325.10x = 236,021.83 × 57,485.14
  4. Step 4: Simplify right side
    157,325.10x = 13,567,748,091.92
  5. Step 5: Solve for x
    x = 13,567,748,091.92/157,325.10
  6. Step 6: Final answer
    x = 86,240.20

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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.