Home / 210,011.24-289,742.82-134,601.32

Finding the Fourth Proportional to 210,011.24, 289,742.82 and 134,601.32

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Solution

The fourth proportional to 210,011.24, 289,742.82 and 134,601.32 is: 185,703.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,011.24 : 289,742.82 = 134,601.32 : x
  2. Step 2: Convert to fraction form
    210,011.24/289,742.82 = 134,601.32/x
  3. Step 3: Cross multiply
    210,011.24x = 289,742.82 × 134,601.32
  4. Step 4: Simplify right side
    210,011.24x = 38,999,766,032.52
  5. Step 5: Solve for x
    x = 38,999,766,032.52/210,011.24
  6. Step 6: Final answer
    x = 185,703.23

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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.