Home / 97,054.24-145,322.40-57,040.16

Finding the Fourth Proportional to 97,054.24, 145,322.40 and 57,040.16

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Solution

The fourth proportional to 97,054.24, 145,322.40 and 57,040.16 is: 85,408.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,054.24 : 145,322.40 = 57,040.16 : x
  2. Step 2: Convert to fraction form
    97,054.24/145,322.40 = 57,040.16/x
  3. Step 3: Cross multiply
    97,054.24x = 145,322.40 × 57,040.16
  4. Step 4: Simplify right side
    97,054.24x = 8,289,212,947.58
  5. Step 5: Solve for x
    x = 8,289,212,947.58/97,054.24
  6. Step 6: Final answer
    x = 85,408.05

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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.