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Finding the Fourth Proportional to 98,089.93, 147,005.29 and 35,700.49

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Solution

The fourth proportional to 98,089.93, 147,005.29 and 35,700.49 is: 53,503.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,089.93 : 147,005.29 = 35,700.49 : x
  2. Step 2: Convert to fraction form
    98,089.93/147,005.29 = 35,700.49/x
  3. Step 3: Cross multiply
    98,089.93x = 147,005.29 × 35,700.49
  4. Step 4: Simplify right side
    98,089.93x = 5,248,160,885.59
  5. Step 5: Solve for x
    x = 5,248,160,885.59/98,089.93
  6. Step 6: Final answer
    x = 53,503.56

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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.