Home / 98,868.26-148,271.64-35,680.18

Finding the Fourth Proportional to 98,868.26, 148,271.64 and 35,680.18

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Solution

The fourth proportional to 98,868.26, 148,271.64 and 35,680.18 is: 53,509.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,868.26 : 148,271.64 = 35,680.18 : x
  2. Step 2: Convert to fraction form
    98,868.26/148,271.64 = 35,680.18/x
  3. Step 3: Cross multiply
    98,868.26x = 148,271.64 × 35,680.18
  4. Step 4: Simplify right side
    98,868.26x = 5,290,358,804.10
  5. Step 5: Solve for x
    x = 5,290,358,804.10/98,868.26
  6. Step 6: Final answer
    x = 53,509.17

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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.