Home / 70,064.02-96,688.35-49,955.94

Finding the Fourth Proportional to 70,064.02, 96,688.35 and 49,955.94

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Solution

The fourth proportional to 70,064.02, 96,688.35 and 49,955.94 is: 68,939.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,064.02 : 96,688.35 = 49,955.94 : x
  2. Step 2: Convert to fraction form
    70,064.02/96,688.35 = 49,955.94/x
  3. Step 3: Cross multiply
    70,064.02x = 96,688.35 × 49,955.94
  4. Step 4: Simplify right side
    70,064.02x = 4,830,157,411.30
  5. Step 5: Solve for x
    x = 4,830,157,411.30/70,064.02
  6. Step 6: Final answer
    x = 68,939.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.