Home / 66,089.10-99,133.83-46,455.48

Finding the Fourth Proportional to 66,089.10, 99,133.83 and 46,455.48

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Solution

The fourth proportional to 66,089.10, 99,133.83 and 46,455.48 is: 69,683.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,089.10 : 99,133.83 = 46,455.48 : x
  2. Step 2: Convert to fraction form
    66,089.10/99,133.83 = 46,455.48/x
  3. Step 3: Cross multiply
    66,089.10x = 99,133.83 × 46,455.48
  4. Step 4: Simplify right side
    66,089.10x = 4,605,309,656.89
  5. Step 5: Solve for x
    x = 4,605,309,656.89/66,089.10
  6. Step 6: Final answer
    x = 69,683.35

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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.