Home / 66,058.20-99,087.30-64,964.70

Finding the Fourth Proportional to 66,058.20, 99,087.30 and 64,964.70

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Solution

The fourth proportional to 66,058.20, 99,087.30 and 64,964.70 is: 97,447.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,058.20 : 99,087.30 = 64,964.70 : x
  2. Step 2: Convert to fraction form
    66,058.20/99,087.30 = 64,964.70/x
  3. Step 3: Cross multiply
    66,058.20x = 99,087.30 × 64,964.70
  4. Step 4: Simplify right side
    66,058.20x = 6,437,176,718.31
  5. Step 5: Solve for x
    x = 6,437,176,718.31/66,058.20
  6. Step 6: Final answer
    x = 97,447.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.