Home / 152,498.64-210,487.92-92,069.36

Finding the Fourth Proportional to 152,498.64, 210,487.92 and 92,069.36

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Solution

The fourth proportional to 152,498.64, 210,487.92 and 92,069.36 is: 127,079.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,498.64 : 210,487.92 = 92,069.36 : x
  2. Step 2: Convert to fraction form
    152,498.64/210,487.92 = 92,069.36/x
  3. Step 3: Cross multiply
    152,498.64x = 210,487.92 × 92,069.36
  4. Step 4: Simplify right side
    152,498.64x = 19,379,488,082.13
  5. Step 5: Solve for x
    x = 19,379,488,082.13/152,498.64
  6. Step 6: Final answer
    x = 127,079.74

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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.