Home / 219,537.91-302,960.42-118,935.67

Finding the Fourth Proportional to 219,537.91, 302,960.42 and 118,935.67

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Solution

The fourth proportional to 219,537.91, 302,960.42 and 118,935.67 is: 164,130.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,537.91 : 302,960.42 = 118,935.67 : x
  2. Step 2: Convert to fraction form
    219,537.91/302,960.42 = 118,935.67/x
  3. Step 3: Cross multiply
    219,537.91x = 302,960.42 × 118,935.67
  4. Step 4: Simplify right side
    219,537.91x = 36,032,799,941.50
  5. Step 5: Solve for x
    x = 36,032,799,941.50/219,537.91
  6. Step 6: Final answer
    x = 164,130.19

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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.