Home / 112,533.80-155,274.18-62,223.08

Finding the Fourth Proportional to 112,533.80, 155,274.18 and 62,223.08

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Solution

The fourth proportional to 112,533.80, 155,274.18 and 62,223.08 is: 85,855.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,533.80 : 155,274.18 = 62,223.08 : x
  2. Step 2: Convert to fraction form
    112,533.80/155,274.18 = 62,223.08/x
  3. Step 3: Cross multiply
    112,533.80x = 155,274.18 × 62,223.08
  4. Step 4: Simplify right side
    112,533.80x = 9,661,637,724.07
  5. Step 5: Solve for x
    x = 9,661,637,724.07/112,533.80
  6. Step 6: Final answer
    x = 85,855.43

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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.