Home / 347,140.10-520,710.15-97,822.10

Finding the Fourth Proportional to 347,140.10, 520,710.15 and 97,822.10

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Solution

The fourth proportional to 347,140.10, 520,710.15 and 97,822.10 is: 146,733.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,140.10 : 520,710.15 = 97,822.10 : x
  2. Step 2: Convert to fraction form
    347,140.10/520,710.15 = 97,822.10/x
  3. Step 3: Cross multiply
    347,140.10x = 520,710.15 × 97,822.10
  4. Step 4: Simplify right side
    347,140.10x = 50,936,960,364.32
  5. Step 5: Solve for x
    x = 50,936,960,364.32/347,140.10
  6. Step 6: Final answer
    x = 146,733.15

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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.