Home / 133,252.44-183,870.65-85,570.38

Finding the Fourth Proportional to 133,252.44, 183,870.65 and 85,570.38

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Solution

The fourth proportional to 133,252.44, 183,870.65 and 85,570.38 is: 118,075.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,252.44 : 183,870.65 = 85,570.38 : x
  2. Step 2: Convert to fraction form
    133,252.44/183,870.65 = 85,570.38/x
  3. Step 3: Cross multiply
    133,252.44x = 183,870.65 × 85,570.38
  4. Step 4: Simplify right side
    133,252.44x = 15,733,880,963.50
  5. Step 5: Solve for x
    x = 15,733,880,963.50/133,252.44
  6. Step 6: Final answer
    x = 118,075.74

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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.