Home / 85,726.04-118,300.69-47,485.46

Finding the Fourth Proportional to 85,726.04, 118,300.69 and 47,485.46

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Solution

The fourth proportional to 85,726.04, 118,300.69 and 47,485.46 is: 65,529.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,726.04 : 118,300.69 = 47,485.46 : x
  2. Step 2: Convert to fraction form
    85,726.04/118,300.69 = 47,485.46/x
  3. Step 3: Cross multiply
    85,726.04x = 118,300.69 × 47,485.46
  4. Step 4: Simplify right side
    85,726.04x = 5,617,562,682.97
  5. Step 5: Solve for x
    x = 5,617,562,682.97/85,726.04
  6. Step 6: Final answer
    x = 65,529.25

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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.