Home / 92,937.71-139,328.20-40,307.56

Finding the Fourth Proportional to 92,937.71, 139,328.20 and 40,307.56

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Solution

The fourth proportional to 92,937.71, 139,328.20 and 40,307.56 is: 60,427.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,937.71 : 139,328.20 = 40,307.56 : x
  2. Step 2: Convert to fraction form
    92,937.71/139,328.20 = 40,307.56/x
  3. Step 3: Cross multiply
    92,937.71x = 139,328.20 × 40,307.56
  4. Step 4: Simplify right side
    92,937.71x = 5,615,979,483.26
  5. Step 5: Solve for x
    x = 5,615,979,483.26/92,937.71
  6. Step 6: Final answer
    x = 60,427.35

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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.