Home / 93,451.51-140,173.62-31,122.01

Finding the Fourth Proportional to 93,451.51, 140,173.62 and 31,122.01

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Solution

The fourth proportional to 93,451.51, 140,173.62 and 31,122.01 is: 46,681.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,451.51 : 140,173.62 = 31,122.01 : x
  2. Step 2: Convert to fraction form
    93,451.51/140,173.62 = 31,122.01/x
  3. Step 3: Cross multiply
    93,451.51x = 140,173.62 × 31,122.01
  4. Step 4: Simplify right side
    93,451.51x = 4,362,484,803.38
  5. Step 5: Solve for x
    x = 4,362,484,803.38/93,451.51
  6. Step 6: Final answer
    x = 46,681.80

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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.