Home / 157,228.96-235,880.28-52,047.88

Finding the Fourth Proportional to 157,228.96, 235,880.28 and 52,047.88

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Solution

The fourth proportional to 157,228.96, 235,880.28 and 52,047.88 is: 78,084.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,228.96 : 235,880.28 = 52,047.88 : x
  2. Step 2: Convert to fraction form
    157,228.96/235,880.28 = 52,047.88/x
  3. Step 3: Cross multiply
    157,228.96x = 235,880.28 × 52,047.88
  4. Step 4: Simplify right side
    157,228.96x = 12,277,068,507.81
  5. Step 5: Solve for x
    x = 12,277,068,507.81/157,228.96
  6. Step 6: Final answer
    x = 78,084.02

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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.