Home / 163,624.24-245,409.02-45,307.54

Finding the Fourth Proportional to 163,624.24, 245,409.02 and 45,307.54

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Solution

The fourth proportional to 163,624.24, 245,409.02 and 45,307.54 is: 67,953.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,624.24 : 245,409.02 = 45,307.54 : x
  2. Step 2: Convert to fraction form
    163,624.24/245,409.02 = 45,307.54/x
  3. Step 3: Cross multiply
    163,624.24x = 245,409.02 × 45,307.54
  4. Step 4: Simplify right side
    163,624.24x = 11,118,878,990.01
  5. Step 5: Solve for x
    x = 11,118,878,990.01/163,624.24
  6. Step 6: Final answer
    x = 67,953.74

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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.