Home / 93,075.23-128,443.20-50,633.93

Finding the Fourth Proportional to 93,075.23, 128,443.20 and 50,633.93

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Solution

The fourth proportional to 93,075.23, 128,443.20 and 50,633.93 is: 69,874.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,075.23 : 128,443.20 = 50,633.93 : x
  2. Step 2: Convert to fraction form
    93,075.23/128,443.20 = 50,633.93/x
  3. Step 3: Cross multiply
    93,075.23x = 128,443.20 × 50,633.93
  4. Step 4: Simplify right side
    93,075.23x = 6,503,583,997.78
  5. Step 5: Solve for x
    x = 6,503,583,997.78/93,075.23
  6. Step 6: Final answer
    x = 69,874.49

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1.5x scale

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.