Home / 103,538.22-155,193.74-59,068.02

Finding the Fourth Proportional to 103,538.22, 155,193.74 and 59,068.02

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Solution

The fourth proportional to 103,538.22, 155,193.74 and 59,068.02 is: 88,537.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,538.22 : 155,193.74 = 59,068.02 : x
  2. Step 2: Convert to fraction form
    103,538.22/155,193.74 = 59,068.02/x
  3. Step 3: Cross multiply
    103,538.22x = 155,193.74 × 59,068.02
  4. Step 4: Simplify right side
    103,538.22x = 9,166,986,938.19
  5. Step 5: Solve for x
    x = 9,166,986,938.19/103,538.22
  6. Step 6: Final answer
    x = 88,537.23

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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.