Home / 144,019.69-216,029.55-38,838.67

Finding the Fourth Proportional to 144,019.69, 216,029.55 and 38,838.67

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Solution

The fourth proportional to 144,019.69, 216,029.55 and 38,838.67 is: 58,258.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,019.69 : 216,029.55 = 38,838.67 : x
  2. Step 2: Convert to fraction form
    144,019.69/216,029.55 = 38,838.67/x
  3. Step 3: Cross multiply
    144,019.69x = 216,029.55 × 38,838.67
  4. Step 4: Simplify right side
    144,019.69x = 8,390,300,402.70
  5. Step 5: Solve for x
    x = 8,390,300,402.70/144,019.69
  6. Step 6: Final answer
    x = 58,258.01

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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.