Home / 122,237.63-183,409.13-66,117.25

Finding the Fourth Proportional to 122,237.63, 183,409.13 and 66,117.25

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Solution

The fourth proportional to 122,237.63, 183,409.13 and 66,117.25 is: 99,204.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,237.63 : 183,409.13 = 66,117.25 : x
  2. Step 2: Convert to fraction form
    122,237.63/183,409.13 = 66,117.25/x
  3. Step 3: Cross multiply
    122,237.63x = 183,409.13 × 66,117.25
  4. Step 4: Simplify right side
    122,237.63x = 12,126,507,300.49
  5. Step 5: Solve for x
    x = 12,126,507,300.49/122,237.63
  6. Step 6: Final answer
    x = 99,204.37

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1.5x scale

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.