Home / 102,136.08-153,228.74-32,015.40

Finding the Fourth Proportional to 102,136.08, 153,228.74 and 32,015.40

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Solution

The fourth proportional to 102,136.08, 153,228.74 and 32,015.40 is: 48,030.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,136.08 : 153,228.74 = 32,015.40 : x
  2. Step 2: Convert to fraction form
    102,136.08/153,228.74 = 32,015.40/x
  3. Step 3: Cross multiply
    102,136.08x = 153,228.74 × 32,015.40
  4. Step 4: Simplify right side
    102,136.08x = 4,905,679,242.52
  5. Step 5: Solve for x
    x = 4,905,679,242.52/102,136.08
  6. Step 6: Final answer
    x = 48,030.82

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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.