Home / 228,074.50-314,732.91-124,706.80

Finding the Fourth Proportional to 228,074.50, 314,732.91 and 124,706.80

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Solution

The fourth proportional to 228,074.50, 314,732.91 and 124,706.80 is: 172,089.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,074.50 : 314,732.91 = 124,706.80 : x
  2. Step 2: Convert to fraction form
    228,074.50/314,732.91 = 124,706.80/x
  3. Step 3: Cross multiply
    228,074.50x = 314,732.91 × 124,706.80
  4. Step 4: Simplify right side
    228,074.50x = 39,249,334,060.79
  5. Step 5: Solve for x
    x = 39,249,334,060.79/228,074.50
  6. Step 6: Final answer
    x = 172,089.97

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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.