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Finding the Fourth Proportional to 210,573.67, 290,099.05 and 146,797.51

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Solution

The fourth proportional to 210,573.67, 290,099.05 and 146,797.51 is: 202,237.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,573.67 : 290,099.05 = 146,797.51 : x
  2. Step 2: Convert to fraction form
    210,573.67/290,099.05 = 146,797.51/x
  3. Step 3: Cross multiply
    210,573.67x = 290,099.05 × 146,797.51
  4. Step 4: Simplify right side
    210,573.67x = 42,585,818,193.37
  5. Step 5: Solve for x
    x = 42,585,818,193.37/210,573.67
  6. Step 6: Final answer
    x = 202,237.15

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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.