Home / 98,330.17-147,495.33-42,133.82

Finding the Fourth Proportional to 98,330.17, 147,495.33 and 42,133.82

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Solution

The fourth proportional to 98,330.17, 147,495.33 and 42,133.82 is: 63,200.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,330.17 : 147,495.33 = 42,133.82 : x
  2. Step 2: Convert to fraction form
    98,330.17/147,495.33 = 42,133.82/x
  3. Step 3: Cross multiply
    98,330.17x = 147,495.33 × 42,133.82
  4. Step 4: Simplify right side
    98,330.17x = 6,214,541,685.06
  5. Step 5: Solve for x
    x = 6,214,541,685.06/98,330.17
  6. Step 6: Final answer
    x = 63,200.77

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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.