Home / 66,300.19-99,477.42-28,840.93

Finding the Fourth Proportional to 66,300.19, 99,477.42 and 28,840.93

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Solution

The fourth proportional to 66,300.19, 99,477.42 and 28,840.93 is: 43,273.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,300.19 : 99,477.42 = 28,840.93 : x
  2. Step 2: Convert to fraction form
    66,300.19/99,477.42 = 28,840.93/x
  3. Step 3: Cross multiply
    66,300.19x = 99,477.42 × 28,840.93
  4. Step 4: Simplify right side
    66,300.19x = 2,869,020,949.95
  5. Step 5: Solve for x
    x = 2,869,020,949.95/66,300.19
  6. Step 6: Final answer
    x = 43,273.20

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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.