Home / 66,483.56-99,669.42-30,926.84

Finding the Fourth Proportional to 66,483.56, 99,669.42 and 30,926.84

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Solution

The fourth proportional to 66,483.56, 99,669.42 and 30,926.84 is: 46,364.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,483.56 : 99,669.42 = 30,926.84 : x
  2. Step 2: Convert to fraction form
    66,483.56/99,669.42 = 30,926.84/x
  3. Step 3: Cross multiply
    66,483.56x = 99,669.42 × 30,926.84
  4. Step 4: Simplify right side
    66,483.56x = 3,082,459,706.89
  5. Step 5: Solve for x
    x = 3,082,459,706.89/66,483.56
  6. Step 6: Final answer
    x = 46,364.24

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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.