Home / 70,743.06-97,623.81-42,058.26

Finding the Fourth Proportional to 70,743.06, 97,623.81 and 42,058.26

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Solution

The fourth proportional to 70,743.06, 97,623.81 and 42,058.26 is: 58,039.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,743.06 : 97,623.81 = 42,058.26 : x
  2. Step 2: Convert to fraction form
    70,743.06/97,623.81 = 42,058.26/x
  3. Step 3: Cross multiply
    70,743.06x = 97,623.81 × 42,058.26
  4. Step 4: Simplify right side
    70,743.06x = 4,105,887,583.17
  5. Step 5: Solve for x
    x = 4,105,887,583.17/70,743.06
  6. Step 6: Final answer
    x = 58,039.44

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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.