Home / 72,533.13-100,096.07-42,339.39

Finding the Fourth Proportional to 72,533.13, 100,096.07 and 42,339.39

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Solution

The fourth proportional to 72,533.13, 100,096.07 and 42,339.39 is: 58,428.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,533.13 : 100,096.07 = 42,339.39 : x
  2. Step 2: Convert to fraction form
    72,533.13/100,096.07 = 42,339.39/x
  3. Step 3: Cross multiply
    72,533.13x = 100,096.07 × 42,339.39
  4. Step 4: Simplify right side
    72,533.13x = 4,238,006,545.20
  5. Step 5: Solve for x
    x = 4,238,006,545.20/72,533.13
  6. Step 6: Final answer
    x = 58,428.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.