Home / 218,297.07-301,239.91-153,792.19

Finding the Fourth Proportional to 218,297.07, 301,239.91 and 153,792.19

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Solution

The fourth proportional to 218,297.07, 301,239.91 and 153,792.19 is: 212,226.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,297.07 : 301,239.91 = 153,792.19 : x
  2. Step 2: Convert to fraction form
    218,297.07/301,239.91 = 153,792.19/x
  3. Step 3: Cross multiply
    218,297.07x = 301,239.91 × 153,792.19
  4. Step 4: Simplify right side
    218,297.07x = 46,328,345,474.30
  5. Step 5: Solve for x
    x = 46,328,345,474.30/218,297.07
  6. Step 6: Final answer
    x = 212,226.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.