Home / 88,784.32-122,526-51,058.57

Finding the Fourth Proportional to 88,784.32, 122,526 and 51,058.57

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Solution

The fourth proportional to 88,784.32, 122,526 and 51,058.57 is: 70,462.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,784.32 : 122,526 = 51,058.57 : x
  2. Step 2: Convert to fraction form
    88,784.32/122,526 = 51,058.57/x
  3. Step 3: Cross multiply
    88,784.32x = 122,526 × 51,058.57
  4. Step 4: Simplify right side
    88,784.32x = 6,256,002,347.82
  5. Step 5: Solve for x
    x = 6,256,002,347.82/88,784.32
  6. Step 6: Final answer
    x = 70,462.92

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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.