Home / 73,160.10-100,955.70-42,946.65

Finding the Fourth Proportional to 73,160.10, 100,955.70 and 42,946.65

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Solution

The fourth proportional to 73,160.10, 100,955.70 and 42,946.65 is: 59,263.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,160.10 : 100,955.70 = 42,946.65 : x
  2. Step 2: Convert to fraction form
    73,160.10/100,955.70 = 42,946.65/x
  3. Step 3: Cross multiply
    73,160.10x = 100,955.70 × 42,946.65
  4. Step 4: Simplify right side
    73,160.10x = 4,335,709,113.41
  5. Step 5: Solve for x
    x = 4,335,709,113.41/73,160.10
  6. Step 6: Final answer
    x = 59,263.30

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1.5x scale

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.