Home / 90,776.95-125,263.41-52,528.87

Finding the Fourth Proportional to 90,776.95, 125,263.41 and 52,528.87

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Solution

The fourth proportional to 90,776.95, 125,263.41 and 52,528.87 is: 72,484.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,776.95 : 125,263.41 = 52,528.87 : x
  2. Step 2: Convert to fraction form
    90,776.95/125,263.41 = 52,528.87/x
  3. Step 3: Cross multiply
    90,776.95x = 125,263.41 × 52,528.87
  4. Step 4: Simplify right side
    90,776.95x = 6,579,945,379.65
  5. Step 5: Solve for x
    x = 6,579,945,379.65/90,776.95
  6. Step 6: Final answer
    x = 72,484.76

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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.