Home / 152,436.08-210,369.30-92,005.76

Finding the Fourth Proportional to 152,436.08, 210,369.30 and 92,005.76

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Solution

The fourth proportional to 152,436.08, 210,369.30 and 92,005.76 is: 126,972.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,436.08 : 210,369.30 = 92,005.76 : x
  2. Step 2: Convert to fraction form
    152,436.08/210,369.30 = 92,005.76/x
  3. Step 3: Cross multiply
    152,436.08x = 210,369.30 × 92,005.76
  4. Step 4: Simplify right side
    152,436.08x = 19,355,187,327.17
  5. Step 5: Solve for x
    x = 19,355,187,327.17/152,436.08
  6. Step 6: Final answer
    x = 126,972.48

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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.