Home / 67,695.48-93,430.08-42,205.98

Finding the Fourth Proportional to 67,695.48, 93,430.08 and 42,205.98

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Solution

The fourth proportional to 67,695.48, 93,430.08 and 42,205.98 is: 58,250.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,695.48 : 93,430.08 = 42,205.98 : x
  2. Step 2: Convert to fraction form
    67,695.48/93,430.08 = 42,205.98/x
  3. Step 3: Cross multiply
    67,695.48x = 93,430.08 × 42,205.98
  4. Step 4: Simplify right side
    67,695.48x = 3,943,308,087.88
  5. Step 5: Solve for x
    x = 3,943,308,087.88/67,695.48
  6. Step 6: Final answer
    x = 58,250.69

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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.