Home / 210,117.42-289,960.70-119,473.39

Finding the Fourth Proportional to 210,117.42, 289,960.70 and 119,473.39

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Solution

The fourth proportional to 210,117.42, 289,960.70 and 119,473.39 is: 164,872.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,117.42 : 289,960.70 = 119,473.39 : x
  2. Step 2: Convert to fraction form
    210,117.42/289,960.70 = 119,473.39/x
  3. Step 3: Cross multiply
    210,117.42x = 289,960.70 × 119,473.39
  4. Step 4: Simplify right side
    210,117.42x = 34,642,586,345.97
  5. Step 5: Solve for x
    x = 34,642,586,345.97/210,117.42
  6. Step 6: Final answer
    x = 164,872.51

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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.