Home / 208,730.55-288,048.27-113,237.24

Finding the Fourth Proportional to 208,730.55, 288,048.27 and 113,237.24

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Solution

The fourth proportional to 208,730.55, 288,048.27 and 113,237.24 is: 156,267.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,730.55 : 288,048.27 = 113,237.24 : x
  2. Step 2: Convert to fraction form
    208,730.55/288,048.27 = 113,237.24/x
  3. Step 3: Cross multiply
    208,730.55x = 288,048.27 × 113,237.24
  4. Step 4: Simplify right side
    208,730.55x = 32,617,789,075.15
  5. Step 5: Solve for x
    x = 32,617,789,075.15/208,730.55
  6. Step 6: Final answer
    x = 156,267.44

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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.