Home / 70,071.12-105,041.04-23,313.12

Finding the Fourth Proportional to 70,071.12, 105,041.04 and 23,313.12

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Solution

The fourth proportional to 70,071.12, 105,041.04 and 23,313.12 is: 34,947.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,071.12 : 105,041.04 = 23,313.12 : x
  2. Step 2: Convert to fraction form
    70,071.12/105,041.04 = 23,313.12/x
  3. Step 3: Cross multiply
    70,071.12x = 105,041.04 × 23,313.12
  4. Step 4: Simplify right side
    70,071.12x = 2,448,834,370.44
  5. Step 5: Solve for x
    x = 2,448,834,370.44/70,071.12
  6. Step 6: Final answer
    x = 34,947.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.