Home / 64,055.91-88,392.77-38,557.32

Finding the Fourth Proportional to 64,055.91, 88,392.77 and 38,557.32

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Solution

The fourth proportional to 64,055.91, 88,392.77 and 38,557.32 is: 53,206.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,055.91 : 88,392.77 = 38,557.32 : x
  2. Step 2: Convert to fraction form
    64,055.91/88,392.77 = 38,557.32/x
  3. Step 3: Cross multiply
    64,055.91x = 88,392.77 × 38,557.32
  4. Step 4: Simplify right side
    64,055.91x = 3,408,187,938.91
  5. Step 5: Solve for x
    x = 3,408,187,938.91/64,055.91
  6. Step 6: Final answer
    x = 53,206.45

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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.