Home / 64,409.08-88,886.28-36,114.16

Finding the Fourth Proportional to 64,409.08, 88,886.28 and 36,114.16

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Solution

The fourth proportional to 64,409.08, 88,886.28 and 36,114.16 is: 49,838.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,409.08 : 88,886.28 = 36,114.16 : x
  2. Step 2: Convert to fraction form
    64,409.08/88,886.28 = 36,114.16/x
  3. Step 3: Cross multiply
    64,409.08x = 88,886.28 × 36,114.16
  4. Step 4: Simplify right side
    64,409.08x = 3,210,053,337.72
  5. Step 5: Solve for x
    x = 3,210,053,337.72/64,409.08
  6. Step 6: Final answer
    x = 49,838.52

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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.