Home / 210,029.32-289,840.92-119,385.84

Finding the Fourth Proportional to 210,029.32, 289,840.92 and 119,385.84

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Solution

The fourth proportional to 210,029.32, 289,840.92 and 119,385.84 is: 164,752.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,029.32 : 289,840.92 = 119,385.84 : x
  2. Step 2: Convert to fraction form
    210,029.32/289,840.92 = 119,385.84/x
  3. Step 3: Cross multiply
    210,029.32x = 289,840.92 × 119,385.84
  4. Step 4: Simplify right side
    210,029.32x = 34,602,901,700.57
  5. Step 5: Solve for x
    x = 34,602,901,700.57/210,029.32
  6. Step 6: Final answer
    x = 164,752.72

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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.