Home / 117,931.08-176,969.14-46,841.28

Finding the Fourth Proportional to 117,931.08, 176,969.14 and 46,841.28

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Solution

The fourth proportional to 117,931.08, 176,969.14 and 46,841.28 is: 70,290.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,931.08 : 176,969.14 = 46,841.28 : x
  2. Step 2: Convert to fraction form
    117,931.08/176,969.14 = 46,841.28/x
  3. Step 3: Cross multiply
    117,931.08x = 176,969.14 × 46,841.28
  4. Step 4: Simplify right side
    117,931.08x = 8,289,461,038.10
  5. Step 5: Solve for x
    x = 8,289,461,038.10/117,931.08
  6. Step 6: Final answer
    x = 70,290.72

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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.