Home / 148,931.49-223,271.69-64,628.16

Finding the Fourth Proportional to 148,931.49, 223,271.69 and 64,628.16

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Solution

The fourth proportional to 148,931.49, 223,271.69 and 64,628.16 is: 96,887.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,931.49 : 223,271.69 = 64,628.16 : x
  2. Step 2: Convert to fraction form
    148,931.49/223,271.69 = 64,628.16/x
  3. Step 3: Cross multiply
    148,931.49x = 223,271.69 × 64,628.16
  4. Step 4: Simplify right side
    148,931.49x = 14,429,638,067.58
  5. Step 5: Solve for x
    x = 14,429,638,067.58/148,931.49
  6. Step 6: Final answer
    x = 96,887.76

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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.