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Finding the Fourth Proportional to 147,348.94, 221,024.94 and 117,953.63

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Solution

The fourth proportional to 147,348.94, 221,024.94 and 117,953.63 is: 176,931.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,348.94 : 221,024.94 = 117,953.63 : x
  2. Step 2: Convert to fraction form
    147,348.94/221,024.94 = 117,953.63/x
  3. Step 3: Cross multiply
    147,348.94x = 221,024.94 × 117,953.63
  4. Step 4: Simplify right side
    147,348.94x = 26,070,693,993.53
  5. Step 5: Solve for x
    x = 26,070,693,993.53/147,348.94
  6. Step 6: Final answer
    x = 176,931.67

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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.