Home / 210,323.66-290,233.15-114,830.13

Finding the Fourth Proportional to 210,323.66, 290,233.15 and 114,830.13

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Solution

The fourth proportional to 210,323.66, 290,233.15 and 114,830.13 is: 158,458.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,323.66 : 290,233.15 = 114,830.13 : x
  2. Step 2: Convert to fraction form
    210,323.66/290,233.15 = 114,830.13/x
  3. Step 3: Cross multiply
    210,323.66x = 290,233.15 × 114,830.13
  4. Step 4: Simplify right side
    210,323.66x = 33,327,510,344.81
  5. Step 5: Solve for x
    x = 33,327,510,344.81/210,323.66
  6. Step 6: Final answer
    x = 158,458.21

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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.