Home / 105,281.40-145,271.61-59,960.27

Finding the Fourth Proportional to 105,281.40, 145,271.61 and 59,960.27

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Solution

The fourth proportional to 105,281.40, 145,271.61 and 59,960.27 is: 82,735.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,281.40 : 145,271.61 = 59,960.27 : x
  2. Step 2: Convert to fraction form
    105,281.40/145,271.61 = 59,960.27/x
  3. Step 3: Cross multiply
    105,281.40x = 145,271.61 × 59,960.27
  4. Step 4: Simplify right side
    105,281.40x = 8,710,524,232.58
  5. Step 5: Solve for x
    x = 8,710,524,232.58/105,281.40
  6. Step 6: Final answer
    x = 82,735.64

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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.