Home / 89,904.64-124,075.44-49,626.40

Finding the Fourth Proportional to 89,904.64, 124,075.44 and 49,626.40

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Solution

The fourth proportional to 89,904.64, 124,075.44 and 49,626.40 is: 68,488.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,904.64 : 124,075.44 = 49,626.40 : x
  2. Step 2: Convert to fraction form
    89,904.64/124,075.44 = 49,626.40/x
  3. Step 3: Cross multiply
    89,904.64x = 124,075.44 × 49,626.40
  4. Step 4: Simplify right side
    89,904.64x = 6,157,417,415.62
  5. Step 5: Solve for x
    x = 6,157,417,415.62/89,904.64
  6. Step 6: Final answer
    x = 68,488.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.