Home / 132,466.98-182,805.66-72,038.19

Finding the Fourth Proportional to 132,466.98, 182,805.66 and 72,038.19

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Solution

The fourth proportional to 132,466.98, 182,805.66 and 72,038.19 is: 99,413.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,466.98 : 182,805.66 = 72,038.19 : x
  2. Step 2: Convert to fraction form
    132,466.98/182,805.66 = 72,038.19/x
  3. Step 3: Cross multiply
    132,466.98x = 182,805.66 × 72,038.19
  4. Step 4: Simplify right side
    132,466.98x = 13,168,988,868.16
  5. Step 5: Solve for x
    x = 13,168,988,868.16/132,466.98
  6. Step 6: Final answer
    x = 99,413.37

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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.