Home / 347,152.36-520,737.18-97,825

Finding the Fourth Proportional to 347,152.36, 520,737.18 and 97,825

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Solution

The fourth proportional to 347,152.36, 520,737.18 and 97,825 is: 146,739.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,152.36 : 520,737.18 = 97,825 : x
  2. Step 2: Convert to fraction form
    347,152.36/520,737.18 = 97,825/x
  3. Step 3: Cross multiply
    347,152.36x = 520,737.18 × 97,825
  4. Step 4: Simplify right side
    347,152.36x = 50,941,114,633.50
  5. Step 5: Solve for x
    x = 50,941,114,633.50/347,152.36
  6. Step 6: Final answer
    x = 146,739.93

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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.