Home / 157,899.32-236,864.76-45,582.28

Finding the Fourth Proportional to 157,899.32, 236,864.76 and 45,582.28

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Solution

The fourth proportional to 157,899.32, 236,864.76 and 45,582.28 is: 68,377.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,899.32 : 236,864.76 = 45,582.28 : x
  2. Step 2: Convert to fraction form
    157,899.32/236,864.76 = 45,582.28/x
  3. Step 3: Cross multiply
    157,899.32x = 236,864.76 × 45,582.28
  4. Step 4: Simplify right side
    157,899.32x = 10,796,835,812.45
  5. Step 5: Solve for x
    x = 10,796,835,812.45/157,899.32
  6. Step 6: Final answer
    x = 68,377.98

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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.