Home / 66,435.30-99,768.15-46,851.30

Finding the Fourth Proportional to 66,435.30, 99,768.15 and 46,851.30

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Solution

The fourth proportional to 66,435.30, 99,768.15 and 46,851.30 is: 70,358.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,435.30 : 99,768.15 = 46,851.30 : x
  2. Step 2: Convert to fraction form
    66,435.30/99,768.15 = 46,851.30/x
  3. Step 3: Cross multiply
    66,435.30x = 99,768.15 × 46,851.30
  4. Step 4: Simplify right side
    66,435.30x = 4,674,267,526.10
  5. Step 5: Solve for x
    x = 4,674,267,526.10/66,435.30
  6. Step 6: Final answer
    x = 70,358.19

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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.