Home / 210,197.95-290,079.34-114,710.81

Finding the Fourth Proportional to 210,197.95, 290,079.34 and 114,710.81

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Solution

The fourth proportional to 210,197.95, 290,079.34 and 114,710.81 is: 158,304.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,197.95 : 290,079.34 = 114,710.81 : x
  2. Step 2: Convert to fraction form
    210,197.95/290,079.34 = 114,710.81/x
  3. Step 3: Cross multiply
    210,197.95x = 290,079.34 × 114,710.81
  4. Step 4: Simplify right side
    210,197.95x = 33,275,234,318.49
  5. Step 5: Solve for x
    x = 33,275,234,318.49/210,197.95
  6. Step 6: Final answer
    x = 158,304.28

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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.