Home / 97,686.02-146,539.71-31,110.50

Finding the Fourth Proportional to 97,686.02, 146,539.71 and 31,110.50

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Solution

The fourth proportional to 97,686.02, 146,539.71 and 31,110.50 is: 46,669.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,686.02 : 146,539.71 = 31,110.50 : x
  2. Step 2: Convert to fraction form
    97,686.02/146,539.71 = 31,110.50/x
  3. Step 3: Cross multiply
    97,686.02x = 146,539.71 × 31,110.50
  4. Step 4: Simplify right side
    97,686.02x = 4,558,922,915.26
  5. Step 5: Solve for x
    x = 4,558,922,915.26/97,686.02
  6. Step 6: Final answer
    x = 46,669.15

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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.