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Finding the Fourth Proportional to 292,037.04, 438,102.88 and 114,447.76

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Solution

The fourth proportional to 292,037.04, 438,102.88 and 114,447.76 is: 171,690.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,037.04 : 438,102.88 = 114,447.76 : x
  2. Step 2: Convert to fraction form
    292,037.04/438,102.88 = 114,447.76/x
  3. Step 3: Cross multiply
    292,037.04x = 438,102.88 × 114,447.76
  4. Step 4: Simplify right side
    292,037.04x = 50,139,893,265.55
  5. Step 5: Solve for x
    x = 50,139,893,265.55/292,037.04
  6. Step 6: Final answer
    x = 171,690.18

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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.