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Finding the Fourth Proportional to 59,870.16, 82,649.16 and 34,710.48

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Solution

The fourth proportional to 59,870.16, 82,649.16 and 34,710.48 is: 47,916.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,870.16 : 82,649.16 = 34,710.48 : x
  2. Step 2: Convert to fraction form
    59,870.16/82,649.16 = 34,710.48/x
  3. Step 3: Cross multiply
    59,870.16x = 82,649.16 × 34,710.48
  4. Step 4: Simplify right side
    59,870.16x = 2,868,792,015.20
  5. Step 5: Solve for x
    x = 2,868,792,015.20/59,870.16
  6. Step 6: Final answer
    x = 47,916.89

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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.