Home / 208,166.02-287,271.24-112,674.76

Finding the Fourth Proportional to 208,166.02, 287,271.24 and 112,674.76

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Solution

The fourth proportional to 208,166.02, 287,271.24 and 112,674.76 is: 155,492.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,166.02 : 287,271.24 = 112,674.76 : x
  2. Step 2: Convert to fraction form
    208,166.02/287,271.24 = 112,674.76/x
  3. Step 3: Cross multiply
    208,166.02x = 287,271.24 × 112,674.76
  4. Step 4: Simplify right side
    208,166.02x = 32,368,218,021.90
  5. Step 5: Solve for x
    x = 32,368,218,021.90/208,166.02
  6. Step 6: Final answer
    x = 155,492.32

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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.