Home / 122,075.50-183,114.39-43,203.10

Finding the Fourth Proportional to 122,075.50, 183,114.39 and 43,203.10

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Solution

The fourth proportional to 122,075.50, 183,114.39 and 43,203.10 is: 64,805.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,075.50 : 183,114.39 = 43,203.10 : x
  2. Step 2: Convert to fraction form
    122,075.50/183,114.39 = 43,203.10/x
  3. Step 3: Cross multiply
    122,075.50x = 183,114.39 × 43,203.10
  4. Step 4: Simplify right side
    122,075.50x = 7,911,109,302.61
  5. Step 5: Solve for x
    x = 7,911,109,302.61/122,075.50
  6. Step 6: Final answer
    x = 64,805.05

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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.