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Finding the Fourth Proportional to 201,873.60, 302,810.40 and 89,510.40

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Solution

The fourth proportional to 201,873.60, 302,810.40 and 89,510.40 is: 134,265.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,873.60 : 302,810.40 = 89,510.40 : x
  2. Step 2: Convert to fraction form
    201,873.60/302,810.40 = 89,510.40/x
  3. Step 3: Cross multiply
    201,873.60x = 302,810.40 × 89,510.40
  4. Step 4: Simplify right side
    201,873.60x = 27,104,680,028.16
  5. Step 5: Solve for x
    x = 27,104,680,028.16/201,873.60
  6. Step 6: Final answer
    x = 134,265.60

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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.