Home / 92,830.13-139,252.55-26,270.67

Finding the Fourth Proportional to 92,830.13, 139,252.55 and 26,270.67

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Solution

The fourth proportional to 92,830.13, 139,252.55 and 26,270.67 is: 39,408.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,830.13 : 139,252.55 = 26,270.67 : x
  2. Step 2: Convert to fraction form
    92,830.13/139,252.55 = 26,270.67/x
  3. Step 3: Cross multiply
    92,830.13x = 139,252.55 × 26,270.67
  4. Step 4: Simplify right side
    92,830.13x = 3,658,257,787.71
  5. Step 5: Solve for x
    x = 3,658,257,787.71/92,830.13
  6. Step 6: Final answer
    x = 39,408.09

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1.5x scale

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.