Home / 245,939.22-369,088.65-157,409.46

Finding the Fourth Proportional to 245,939.22, 369,088.65 and 157,409.46

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Solution

The fourth proportional to 245,939.22, 369,088.65 and 157,409.46 is: 236,229.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,939.22 : 369,088.65 = 157,409.46 : x
  2. Step 2: Convert to fraction form
    245,939.22/369,088.65 = 157,409.46/x
  3. Step 3: Cross multiply
    245,939.22x = 369,088.65 × 157,409.46
  4. Step 4: Simplify right side
    245,939.22x = 58,098,045,088.63
  5. Step 5: Solve for x
    x = 58,098,045,088.63/245,939.22
  6. Step 6: Final answer
    x = 236,229.28

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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.