Home / 89,271.90-133,721.55-41,927.40

Finding the Fourth Proportional to 89,271.90, 133,721.55 and 41,927.40

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Solution

The fourth proportional to 89,271.90, 133,721.55 and 41,927.40 is: 62,803.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,271.90 : 133,721.55 = 41,927.40 : x
  2. Step 2: Convert to fraction form
    89,271.90/133,721.55 = 41,927.40/x
  3. Step 3: Cross multiply
    89,271.90x = 133,721.55 × 41,927.40
  4. Step 4: Simplify right side
    89,271.90x = 5,606,596,915.47
  5. Step 5: Solve for x
    x = 5,606,596,915.47/89,271.90
  6. Step 6: Final answer
    x = 62,803.60

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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.