Home / 106,378.04-159,581.65-47,212.40

Finding the Fourth Proportional to 106,378.04, 159,581.65 and 47,212.40

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Solution

The fourth proportional to 106,378.04, 159,581.65 and 47,212.40 is: 70,825.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,378.04 : 159,581.65 = 47,212.40 : x
  2. Step 2: Convert to fraction form
    106,378.04/159,581.65 = 47,212.40/x
  3. Step 3: Cross multiply
    106,378.04x = 159,581.65 × 47,212.40
  4. Step 4: Simplify right side
    106,378.04x = 7,534,232,692.46
  5. Step 5: Solve for x
    x = 7,534,232,692.46/106,378.04
  6. Step 6: Final answer
    x = 70,825.08

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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.