Home / 94,675.66-141,878.16-69,518.32

Finding the Fourth Proportional to 94,675.66, 141,878.16 and 69,518.32

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Solution

The fourth proportional to 94,675.66, 141,878.16 and 69,518.32 is: 104,178.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,675.66 : 141,878.16 = 69,518.32 : x
  2. Step 2: Convert to fraction form
    94,675.66/141,878.16 = 69,518.32/x
  3. Step 3: Cross multiply
    94,675.66x = 141,878.16 × 69,518.32
  4. Step 4: Simplify right side
    94,675.66x = 9,863,130,973.20
  5. Step 5: Solve for x
    x = 9,863,130,973.20/94,675.66
  6. Step 6: Final answer
    x = 104,178.11

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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.