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Finding the Fourth Proportional to 60,563.34, 90,864.10 and 28,541.12

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Solution

The fourth proportional to 60,563.34, 90,864.10 and 28,541.12 is: 42,820.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,563.34 : 90,864.10 = 28,541.12 : x
  2. Step 2: Convert to fraction form
    60,563.34/90,864.10 = 28,541.12/x
  3. Step 3: Cross multiply
    60,563.34x = 90,864.10 × 28,541.12
  4. Step 4: Simplify right side
    60,563.34x = 2,593,363,098.98
  5. Step 5: Solve for x
    x = 2,593,363,098.98/60,563.34
  6. Step 6: Final answer
    x = 42,820.67

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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.