Home / 64,810.05-89,437.47-37,947.16

Finding the Fourth Proportional to 64,810.05, 89,437.47 and 37,947.16

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Solution

The fourth proportional to 64,810.05, 89,437.47 and 37,947.16 is: 52,366.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,810.05 : 89,437.47 = 37,947.16 : x
  2. Step 2: Convert to fraction form
    64,810.05/89,437.47 = 37,947.16/x
  3. Step 3: Cross multiply
    64,810.05x = 89,437.47 × 37,947.16
  4. Step 4: Simplify right side
    64,810.05x = 3,393,897,984.09
  5. Step 5: Solve for x
    x = 3,393,897,984.09/64,810.05
  6. Step 6: Final answer
    x = 52,366.85

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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.