Home / 70,316.04-105,546.95-47,104.68

Finding the Fourth Proportional to 70,316.04, 105,546.95 and 47,104.68

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Solution

The fourth proportional to 70,316.04, 105,546.95 and 47,104.68 is: 70,705.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,316.04 : 105,546.95 = 47,104.68 : x
  2. Step 2: Convert to fraction form
    70,316.04/105,546.95 = 47,104.68/x
  3. Step 3: Cross multiply
    70,316.04x = 105,546.95 × 47,104.68
  4. Step 4: Simplify right side
    70,316.04x = 4,971,754,894.75
  5. Step 5: Solve for x
    x = 4,971,754,894.75/70,316.04
  6. Step 6: Final answer
    x = 70,705.85

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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.