Home / 210,267.06-290,158.40-119,614.49

Finding the Fourth Proportional to 210,267.06, 290,158.40 and 119,614.49

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Solution

The fourth proportional to 210,267.06, 290,158.40 and 119,614.49 is: 165,062.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,267.06 : 290,158.40 = 119,614.49 : x
  2. Step 2: Convert to fraction form
    210,267.06/290,158.40 = 119,614.49/x
  3. Step 3: Cross multiply
    210,267.06x = 290,158.40 × 119,614.49
  4. Step 4: Simplify right side
    210,267.06x = 34,707,148,971.55
  5. Step 5: Solve for x
    x = 34,707,148,971.55/210,267.06
  6. Step 6: Final answer
    x = 165,062.23

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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.