Home / 66,038.07-99,053.45-48,286.92

Finding the Fourth Proportional to 66,038.07, 99,053.45 and 48,286.92

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Solution

The fourth proportional to 66,038.07, 99,053.45 and 48,286.92 is: 72,427.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,038.07 : 99,053.45 = 48,286.92 : x
  2. Step 2: Convert to fraction form
    66,038.07/99,053.45 = 48,286.92/x
  3. Step 3: Cross multiply
    66,038.07x = 99,053.45 × 48,286.92
  4. Step 4: Simplify right side
    66,038.07x = 4,782,985,774.44
  5. Step 5: Solve for x
    x = 4,782,985,774.44/66,038.07
  6. Step 6: Final answer
    x = 72,427.70

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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.