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Finding the Fourth Proportional to 66,155.31, 99,272.31 and 24,038.67

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Solution

The fourth proportional to 66,155.31, 99,272.31 and 24,038.67 is: 36,072.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,155.31 : 99,272.31 = 24,038.67 : x
  2. Step 2: Convert to fraction form
    66,155.31/99,272.31 = 24,038.67/x
  3. Step 3: Cross multiply
    66,155.31x = 99,272.31 × 24,038.67
  4. Step 4: Simplify right side
    66,155.31x = 2,386,374,300.23
  5. Step 5: Solve for x
    x = 2,386,374,300.23/66,155.31
  6. Step 6: Final answer
    x = 36,072.30

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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.