Home / 229,284.74-316,413.60-127,310.42

Finding the Fourth Proportional to 229,284.74, 316,413.60 and 127,310.42

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Solution

The fourth proportional to 229,284.74, 316,413.60 and 127,310.42 is: 175,688.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,284.74 : 316,413.60 = 127,310.42 : x
  2. Step 2: Convert to fraction form
    229,284.74/316,413.60 = 127,310.42/x
  3. Step 3: Cross multiply
    229,284.74x = 316,413.60 × 127,310.42
  4. Step 4: Simplify right side
    229,284.74x = 40,282,748,309.71
  5. Step 5: Solve for x
    x = 40,282,748,309.71/229,284.74
  6. Step 6: Final answer
    x = 175,688.75

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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.