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Finding the Fourth Proportional to 105,024.60, 157,536.90 and 38,466.90

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Solution

The fourth proportional to 105,024.60, 157,536.90 and 38,466.90 is: 57,700.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,024.60 : 157,536.90 = 38,466.90 : x
  2. Step 2: Convert to fraction form
    105,024.60/157,536.90 = 38,466.90/x
  3. Step 3: Cross multiply
    105,024.60x = 157,536.90 × 38,466.90
  4. Step 4: Simplify right side
    105,024.60x = 6,059,956,178.61
  5. Step 5: Solve for x
    x = 6,059,956,178.61/105,024.60
  6. Step 6: Final answer
    x = 57,700.35

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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.