Home / 93,741.12-140,549.31-51,641.01

Finding the Fourth Proportional to 93,741.12, 140,549.31 and 51,641.01

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Solution

The fourth proportional to 93,741.12, 140,549.31 and 51,641.01 is: 77,427.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,741.12 : 140,549.31 = 51,641.01 : x
  2. Step 2: Convert to fraction form
    93,741.12/140,549.31 = 51,641.01/x
  3. Step 3: Cross multiply
    93,741.12x = 140,549.31 × 51,641.01
  4. Step 4: Simplify right side
    93,741.12x = 7,258,108,323.20
  5. Step 5: Solve for x
    x = 7,258,108,323.20/93,741.12
  6. Step 6: Final answer
    x = 77,427.16

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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.