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Finding the Fourth Proportional to 60,804.45, 91,206.98 and 27,485.51

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Solution

The fourth proportional to 60,804.45, 91,206.98 and 27,485.51 is: 41,228.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,804.45 : 91,206.98 = 27,485.51 : x
  2. Step 2: Convert to fraction form
    60,804.45/91,206.98 = 27,485.51/x
  3. Step 3: Cross multiply
    60,804.45x = 91,206.98 × 27,485.51
  4. Step 4: Simplify right side
    60,804.45x = 2,506,869,973.54
  5. Step 5: Solve for x
    x = 2,506,869,973.54/60,804.45
  6. Step 6: Final answer
    x = 41,228.40

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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.