Home / 70,329.52-105,567.18-47,118.16

Finding the Fourth Proportional to 70,329.52, 105,567.18 and 47,118.16

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Solution

The fourth proportional to 70,329.52, 105,567.18 and 47,118.16 is: 70,726.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,329.52 : 105,567.18 = 47,118.16 : x
  2. Step 2: Convert to fraction form
    70,329.52/105,567.18 = 47,118.16/x
  3. Step 3: Cross multiply
    70,329.52x = 105,567.18 × 47,118.16
  4. Step 4: Simplify right side
    70,329.52x = 4,974,131,277.99
  5. Step 5: Solve for x
    x = 4,974,131,277.99/70,329.52
  6. Step 6: Final answer
    x = 70,726.08

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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.