Home / 147,875.40-221,813.10-73,007.10

Finding the Fourth Proportional to 147,875.40, 221,813.10 and 73,007.10

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Solution

The fourth proportional to 147,875.40, 221,813.10 and 73,007.10 is: 109,510.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,875.40 : 221,813.10 = 73,007.10 : x
  2. Step 2: Convert to fraction form
    147,875.40/221,813.10 = 73,007.10/x
  3. Step 3: Cross multiply
    147,875.40x = 221,813.10 × 73,007.10
  4. Step 4: Simplify right side
    147,875.40x = 16,193,931,173.01
  5. Step 5: Solve for x
    x = 16,193,931,173.01/147,875.40
  6. Step 6: Final answer
    x = 109,510.65

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Similar ratio
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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.