Home / 88,507.36-122,058.12-64,596.16

Finding the Fourth Proportional to 88,507.36, 122,058.12 and 64,596.16

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Solution

The fourth proportional to 88,507.36, 122,058.12 and 64,596.16 is: 89,082.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,507.36 : 122,058.12 = 64,596.16 : x
  2. Step 2: Convert to fraction form
    88,507.36/122,058.12 = 64,596.16/x
  3. Step 3: Cross multiply
    88,507.36x = 122,058.12 × 64,596.16
  4. Step 4: Simplify right side
    88,507.36x = 7,884,485,848.82
  5. Step 5: Solve for x
    x = 7,884,485,848.82/88,507.36
  6. Step 6: Final answer
    x = 89,082.83

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1.5x scale

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.