Home / 163,862.40-245,749.86-101,073.90

Finding the Fourth Proportional to 163,862.40, 245,749.86 and 101,073.90

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Solution

The fourth proportional to 163,862.40, 245,749.86 and 101,073.90 is: 151,583.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,862.40 : 245,749.86 = 101,073.90 : x
  2. Step 2: Convert to fraction form
    163,862.40/245,749.86 = 101,073.90/x
  3. Step 3: Cross multiply
    163,862.40x = 245,749.86 × 101,073.90
  4. Step 4: Simplify right side
    163,862.40x = 24,838,896,774.65
  5. Step 5: Solve for x
    x = 24,838,896,774.65/163,862.40
  6. Step 6: Final answer
    x = 151,583.87

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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.