Home / 152,616.11-210,610.22-84,643.45

Finding the Fourth Proportional to 152,616.11, 210,610.22 and 84,643.45

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Solution

The fourth proportional to 152,616.11, 210,610.22 and 84,643.45 is: 116,807.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,616.11 : 210,610.22 = 84,643.45 : x
  2. Step 2: Convert to fraction form
    152,616.11/210,610.22 = 84,643.45/x
  3. Step 3: Cross multiply
    152,616.11x = 210,610.22 × 84,643.45
  4. Step 4: Simplify right side
    152,616.11x = 17,826,774,676.32
  5. Step 5: Solve for x
    x = 17,826,774,676.32/152,616.11
  6. Step 6: Final answer
    x = 116,807.95

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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.