Home / 371,316.77-556,829.85-131,337.93

Finding the Fourth Proportional to 371,316.77, 556,829.85 and 131,337.93

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Solution

The fourth proportional to 371,316.77, 556,829.85 and 131,337.93 is: 196,955.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,316.77 : 556,829.85 = 131,337.93 : x
  2. Step 2: Convert to fraction form
    371,316.77/556,829.85 = 131,337.93/x
  3. Step 3: Cross multiply
    371,316.77x = 556,829.85 × 131,337.93
  4. Step 4: Simplify right side
    371,316.77x = 73,132,879,861.21
  5. Step 5: Solve for x
    x = 73,132,879,861.21/371,316.77
  6. Step 6: Final answer
    x = 196,955.50

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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.