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Finding the Fourth Proportional to 261,216.02, 360,482.16 and 146,520.12

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Solution

The fourth proportional to 261,216.02, 360,482.16 and 146,520.12 is: 202,200.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,216.02 : 360,482.16 = 146,520.12 : x
  2. Step 2: Convert to fraction form
    261,216.02/360,482.16 = 146,520.12/x
  3. Step 3: Cross multiply
    261,216.02x = 360,482.16 × 146,520.12
  4. Step 4: Simplify right side
    261,216.02x = 52,817,889,341.06
  5. Step 5: Solve for x
    x = 52,817,889,341.06/261,216.02
  6. Step 6: Final answer
    x = 202,200.04

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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.