Home / 160,185.73-240,715.08-85,359.34

Finding the Fourth Proportional to 160,185.73, 240,715.08 and 85,359.34

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Solution

The fourth proportional to 160,185.73, 240,715.08 and 85,359.34 is: 128,271.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,185.73 : 240,715.08 = 85,359.34 : x
  2. Step 2: Convert to fraction form
    160,185.73/240,715.08 = 85,359.34/x
  3. Step 3: Cross multiply
    160,185.73x = 240,715.08 × 85,359.34
  4. Step 4: Simplify right side
    160,185.73x = 20,547,280,356.85
  5. Step 5: Solve for x
    x = 20,547,280,356.85/160,185.73
  6. Step 6: Final answer
    x = 128,271.60

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1.5x scale

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.