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Finding the Fourth Proportional to 97,866.95, 146,810.95 and 31,283.33

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Solution

The fourth proportional to 97,866.95, 146,810.95 and 31,283.33 is: 46,928.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,866.95 : 146,810.95 = 31,283.33 : x
  2. Step 2: Convert to fraction form
    97,866.95/146,810.95 = 31,283.33/x
  3. Step 3: Cross multiply
    97,866.95x = 146,810.95 × 31,283.33
  4. Step 4: Simplify right side
    97,866.95x = 4,592,734,584.20
  5. Step 5: Solve for x
    x = 4,592,734,584.20/97,866.95
  6. Step 6: Final answer
    x = 46,928.35

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1.5x scale

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.