Home / 110,787.16-152,897.34-66,075.16

Finding the Fourth Proportional to 110,787.16, 152,897.34 and 66,075.16

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Solution

The fourth proportional to 110,787.16, 152,897.34 and 66,075.16 is: 91,190.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,787.16 : 152,897.34 = 66,075.16 : x
  2. Step 2: Convert to fraction form
    110,787.16/152,897.34 = 66,075.16/x
  3. Step 3: Cross multiply
    110,787.16x = 152,897.34 × 66,075.16
  4. Step 4: Simplify right side
    110,787.16x = 10,102,716,204.07
  5. Step 5: Solve for x
    x = 10,102,716,204.07/110,787.16
  6. Step 6: Final answer
    x = 91,190.32

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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.