Home / 254,688.28-382,027.71-102,881.53

Finding the Fourth Proportional to 254,688.28, 382,027.71 and 102,881.53

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Solution

The fourth proportional to 254,688.28, 382,027.71 and 102,881.53 is: 154,320.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,688.28 : 382,027.71 = 102,881.53 : x
  2. Step 2: Convert to fraction form
    254,688.28/382,027.71 = 102,881.53/x
  3. Step 3: Cross multiply
    254,688.28x = 382,027.71 × 102,881.53
  4. Step 4: Simplify right side
    254,688.28x = 39,303,595,307.20
  5. Step 5: Solve for x
    x = 39,303,595,307.20/254,688.28
  6. Step 6: Final answer
    x = 154,320.39

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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.