Home / 68,485.04-94,509.44-38,271.64

Finding the Fourth Proportional to 68,485.04, 94,509.44 and 38,271.64

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Solution

The fourth proportional to 68,485.04, 94,509.44 and 38,271.64 is: 52,814.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,485.04 : 94,509.44 = 38,271.64 : x
  2. Step 2: Convert to fraction form
    68,485.04/94,509.44 = 38,271.64/x
  3. Step 3: Cross multiply
    68,485.04x = 94,509.44 × 38,271.64
  4. Step 4: Simplify right side
    68,485.04x = 3,617,031,264.28
  5. Step 5: Solve for x
    x = 3,617,031,264.28/68,485.04
  6. Step 6: Final answer
    x = 52,814.91

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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.