Home / 157,802.28-236,705.52-52,621.32

Finding the Fourth Proportional to 157,802.28, 236,705.52 and 52,621.32

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Solution

The fourth proportional to 157,802.28, 236,705.52 and 52,621.32 is: 78,932.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,802.28 : 236,705.52 = 52,621.32 : x
  2. Step 2: Convert to fraction form
    157,802.28/236,705.52 = 52,621.32/x
  3. Step 3: Cross multiply
    157,802.28x = 236,705.52 × 52,621.32
  4. Step 4: Simplify right side
    157,802.28x = 12,455,756,913.69
  5. Step 5: Solve for x
    x = 12,455,756,913.69/157,802.28
  6. Step 6: Final answer
    x = 78,932.68

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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.