Home / 102,532.05-153,798.08-98,595.45

Finding the Fourth Proportional to 102,532.05, 153,798.08 and 98,595.45

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Solution

The fourth proportional to 102,532.05, 153,798.08 and 98,595.45 is: 147,893.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,532.05 : 153,798.08 = 98,595.45 : x
  2. Step 2: Convert to fraction form
    102,532.05/153,798.08 = 98,595.45/x
  3. Step 3: Cross multiply
    102,532.05x = 153,798.08 × 98,595.45
  4. Step 4: Simplify right side
    102,532.05x = 15,163,790,413.76
  5. Step 5: Solve for x
    x = 15,163,790,413.76/102,532.05
  6. Step 6: Final answer
    x = 147,893.18

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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.