Home / 146,387.16-219,411.28-67,335.48

Finding the Fourth Proportional to 146,387.16, 219,411.28 and 67,335.48

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Solution

The fourth proportional to 146,387.16, 219,411.28 and 67,335.48 is: 100,925.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,387.16 : 219,411.28 = 67,335.48 : x
  2. Step 2: Convert to fraction form
    146,387.16/219,411.28 = 67,335.48/x
  3. Step 3: Cross multiply
    146,387.16x = 219,411.28 × 67,335.48
  4. Step 4: Simplify right side
    146,387.16x = 14,774,163,856.21
  5. Step 5: Solve for x
    x = 14,774,163,856.21/146,387.16
  6. Step 6: Final answer
    x = 100,925.27

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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.