Home / 98,330.16-147,495.32-42,133.82

Finding the Fourth Proportional to 98,330.16, 147,495.32 and 42,133.82

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Solution

The fourth proportional to 98,330.16, 147,495.32 and 42,133.82 is: 63,200.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,330.16 : 147,495.32 = 42,133.82 : x
  2. Step 2: Convert to fraction form
    98,330.16/147,495.32 = 42,133.82/x
  3. Step 3: Cross multiply
    98,330.16x = 147,495.32 × 42,133.82
  4. Step 4: Simplify right side
    98,330.16x = 6,214,541,263.72
  5. Step 5: Solve for x
    x = 6,214,541,263.72/98,330.16
  6. Step 6: Final answer
    x = 63,200.76

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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.