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Finding the Fourth Proportional to 162,095.58, 242,880.93 and 122,729.58

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Solution

The fourth proportional to 162,095.58, 242,880.93 and 122,729.58 is: 183,895.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,095.58 : 242,880.93 = 122,729.58 : x
  2. Step 2: Convert to fraction form
    162,095.58/242,880.93 = 122,729.58/x
  3. Step 3: Cross multiply
    162,095.58x = 242,880.93 × 122,729.58
  4. Step 4: Simplify right side
    162,095.58x = 29,808,674,528.91
  5. Step 5: Solve for x
    x = 29,808,674,528.91/162,095.58
  6. Step 6: Final answer
    x = 183,895.67

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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.