Home / 76,032.83-104,920.79-42,038.65

Finding the Fourth Proportional to 76,032.83, 104,920.79 and 42,038.65

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Solution

The fourth proportional to 76,032.83, 104,920.79 and 42,038.65 is: 58,010.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,032.83 : 104,920.79 = 42,038.65 : x
  2. Step 2: Convert to fraction form
    76,032.83/104,920.79 = 42,038.65/x
  3. Step 3: Cross multiply
    76,032.83x = 104,920.79 × 42,038.65
  4. Step 4: Simplify right side
    76,032.83x = 4,410,728,054.01
  5. Step 5: Solve for x
    x = 4,410,728,054.01/76,032.83
  6. Step 6: Final answer
    x = 58,010.84

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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.