Home / 157,038.24-235,524.42-51,833.28

Finding the Fourth Proportional to 157,038.24, 235,524.42 and 51,833.28

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Solution

The fourth proportional to 157,038.24, 235,524.42 and 51,833.28 is: 77,739.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,038.24 : 235,524.42 = 51,833.28 : x
  2. Step 2: Convert to fraction form
    157,038.24/235,524.42 = 51,833.28/x
  3. Step 3: Cross multiply
    157,038.24x = 235,524.42 × 51,833.28
  4. Step 4: Simplify right side
    157,038.24x = 12,208,003,208.70
  5. Step 5: Solve for x
    x = 12,208,003,208.70/157,038.24
  6. Step 6: Final answer
    x = 77,739.05

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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.