Home / 210,475.36-315,714.11-60,716.49

Finding the Fourth Proportional to 210,475.36, 315,714.11 and 60,716.49

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Solution

The fourth proportional to 210,475.36, 315,714.11 and 60,716.49 is: 91,075.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,475.36 : 315,714.11 = 60,716.49 : x
  2. Step 2: Convert to fraction form
    210,475.36/315,714.11 = 60,716.49/x
  3. Step 3: Cross multiply
    210,475.36x = 315,714.11 × 60,716.49
  4. Step 4: Simplify right side
    210,475.36x = 19,169,051,115.16
  5. Step 5: Solve for x
    x = 19,169,051,115.16/210,475.36
  6. Step 6: Final answer
    x = 91,075.04

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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.