Home / 93,303.28-139,877.16-43,357.06

Finding the Fourth Proportional to 93,303.28, 139,877.16 and 43,357.06

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Solution

The fourth proportional to 93,303.28, 139,877.16 and 43,357.06 is: 64,999.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,303.28 : 139,877.16 = 43,357.06 : x
  2. Step 2: Convert to fraction form
    93,303.28/139,877.16 = 43,357.06/x
  3. Step 3: Cross multiply
    93,303.28x = 139,877.16 × 43,357.06
  4. Step 4: Simplify right side
    93,303.28x = 6,064,662,418.75
  5. Step 5: Solve for x
    x = 6,064,662,418.75/93,303.28
  6. Step 6: Final answer
    x = 64,999.46

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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.