Home / 157,492.40-236,286.30-56,277.20

Finding the Fourth Proportional to 157,492.40, 236,286.30 and 56,277.20

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Solution

The fourth proportional to 157,492.40, 236,286.30 and 56,277.20 is: 84,432.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,492.40 : 236,286.30 = 56,277.20 : x
  2. Step 2: Convert to fraction form
    157,492.40/236,286.30 = 56,277.20/x
  3. Step 3: Cross multiply
    157,492.40x = 236,286.30 × 56,277.20
  4. Step 4: Simplify right side
    157,492.40x = 13,297,531,362.36
  5. Step 5: Solve for x
    x = 13,297,531,362.36/157,492.40
  6. Step 6: Final answer
    x = 84,432.84

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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.