Home / 282,342.76-423,401.10-124,459

Finding the Fourth Proportional to 282,342.76, 423,401.10 and 124,459

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Solution

The fourth proportional to 282,342.76, 423,401.10 and 124,459 is: 186,638.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,342.76 : 423,401.10 = 124,459 : x
  2. Step 2: Convert to fraction form
    282,342.76/423,401.10 = 124,459/x
  3. Step 3: Cross multiply
    282,342.76x = 423,401.10 × 124,459
  4. Step 4: Simplify right side
    282,342.76x = 52,696,077,504.90
  5. Step 5: Solve for x
    x = 52,696,077,504.90/282,342.76
  6. Step 6: Final answer
    x = 186,638.67

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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.