Home / 147,466.92-221,188.08-76,312.92

Finding the Fourth Proportional to 147,466.92, 221,188.08 and 76,312.92

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Solution

The fourth proportional to 147,466.92, 221,188.08 and 76,312.92 is: 114,463.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,466.92 : 221,188.08 = 76,312.92 : x
  2. Step 2: Convert to fraction form
    147,466.92/221,188.08 = 76,312.92/x
  3. Step 3: Cross multiply
    147,466.92x = 221,188.08 × 76,312.92
  4. Step 4: Simplify right side
    147,466.92x = 16,879,508,253.99
  5. Step 5: Solve for x
    x = 16,879,508,253.99/147,466.92
  6. Step 6: Final answer
    x = 114,463.01

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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.