Home / 88,002.32-121,443.08-47,716.01

Finding the Fourth Proportional to 88,002.32, 121,443.08 and 47,716.01

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Solution

The fourth proportional to 88,002.32, 121,443.08 and 47,716.01 is: 65,848.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,002.32 : 121,443.08 = 47,716.01 : x
  2. Step 2: Convert to fraction form
    88,002.32/121,443.08 = 47,716.01/x
  3. Step 3: Cross multiply
    88,002.32x = 121,443.08 × 47,716.01
  4. Step 4: Simplify right side
    88,002.32x = 5,794,779,219.71
  5. Step 5: Solve for x
    x = 5,794,779,219.71/88,002.32
  6. Step 6: Final answer
    x = 65,848.03

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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.