Home / 92,413.33-127,531.15-51,021.65

Finding the Fourth Proportional to 92,413.33, 127,531.15 and 51,021.65

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Solution

The fourth proportional to 92,413.33, 127,531.15 and 51,021.65 is: 70,410.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,413.33 : 127,531.15 = 51,021.65 : x
  2. Step 2: Convert to fraction form
    92,413.33/127,531.15 = 51,021.65/x
  3. Step 3: Cross multiply
    92,413.33x = 127,531.15 × 51,021.65
  4. Step 4: Simplify right side
    92,413.33x = 6,506,849,826.95
  5. Step 5: Solve for x
    x = 6,506,849,826.95/92,413.33
  6. Step 6: Final answer
    x = 70,410.30

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1.5x scale

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.