Home / 210,204.42-290,088.46-119,573.40

Finding the Fourth Proportional to 210,204.42, 290,088.46 and 119,573.40

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Solution

The fourth proportional to 210,204.42, 290,088.46 and 119,573.40 is: 165,014.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,204.42 : 290,088.46 = 119,573.40 : x
  2. Step 2: Convert to fraction form
    210,204.42/290,088.46 = 119,573.40/x
  3. Step 3: Cross multiply
    210,204.42x = 290,088.46 × 119,573.40
  4. Step 4: Simplify right side
    210,204.42x = 34,686,863,462.96
  5. Step 5: Solve for x
    x = 34,686,863,462.96/210,204.42
  6. Step 6: Final answer
    x = 165,014.91

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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.