Home / 122,577.84-183,877.92-47,703.60

Finding the Fourth Proportional to 122,577.84, 183,877.92 and 47,703.60

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Solution

The fourth proportional to 122,577.84, 183,877.92 and 47,703.60 is: 71,559.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,577.84 : 183,877.92 = 47,703.60 : x
  2. Step 2: Convert to fraction form
    122,577.84/183,877.92 = 47,703.60/x
  3. Step 3: Cross multiply
    122,577.84x = 183,877.92 × 47,703.60
  4. Step 4: Simplify right side
    122,577.84x = 8,771,638,744.51
  5. Step 5: Solve for x
    x = 8,771,638,744.51/122,577.84
  6. Step 6: Final answer
    x = 71,559.74

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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.