Home / 122,403.36-183,457.40-63,206.76

Finding the Fourth Proportional to 122,403.36, 183,457.40 and 63,206.76

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Solution

The fourth proportional to 122,403.36, 183,457.40 and 63,206.76 is: 94,733.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,403.36 : 183,457.40 = 63,206.76 : x
  2. Step 2: Convert to fraction form
    122,403.36/183,457.40 = 63,206.76/x
  3. Step 3: Cross multiply
    122,403.36x = 183,457.40 × 63,206.76
  4. Step 4: Simplify right side
    122,403.36x = 11,595,747,852.02
  5. Step 5: Solve for x
    x = 11,595,747,852.02/122,403.36
  6. Step 6: Final answer
    x = 94,733.90

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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.