Home / 67,436.55-93,055.23-38,750.40

Finding the Fourth Proportional to 67,436.55, 93,055.23 and 38,750.40

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Solution

The fourth proportional to 67,436.55, 93,055.23 and 38,750.40 is: 53,471.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,436.55 : 93,055.23 = 38,750.40 : x
  2. Step 2: Convert to fraction form
    67,436.55/93,055.23 = 38,750.40/x
  3. Step 3: Cross multiply
    67,436.55x = 93,055.23 × 38,750.40
  4. Step 4: Simplify right side
    67,436.55x = 3,605,927,384.59
  5. Step 5: Solve for x
    x = 3,605,927,384.59/67,436.55
  6. Step 6: Final answer
    x = 53,471.41

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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.