Home / 175,715.12-242,478.55-104,083.58

Finding the Fourth Proportional to 175,715.12, 242,478.55 and 104,083.58

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Solution

The fourth proportional to 175,715.12, 242,478.55 and 104,083.58 is: 143,630.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,715.12 : 242,478.55 = 104,083.58 : x
  2. Step 2: Convert to fraction form
    175,715.12/242,478.55 = 104,083.58/x
  3. Step 3: Cross multiply
    175,715.12x = 242,478.55 × 104,083.58
  4. Step 4: Simplify right side
    175,715.12x = 25,238,035,557.21
  5. Step 5: Solve for x
    x = 25,238,035,557.21/175,715.12
  6. Step 6: Final answer
    x = 143,630.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.