Home / 78,254.02-108,005.52-46,440.46

Finding the Fourth Proportional to 78,254.02, 108,005.52 and 46,440.46

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Solution

The fourth proportional to 78,254.02, 108,005.52 and 46,440.46 is: 64,096.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,254.02 : 108,005.52 = 46,440.46 : x
  2. Step 2: Convert to fraction form
    78,254.02/108,005.52 = 46,440.46/x
  3. Step 3: Cross multiply
    78,254.02x = 108,005.52 × 46,440.46
  4. Step 4: Simplify right side
    78,254.02x = 5,015,826,031.34
  5. Step 5: Solve for x
    x = 5,015,826,031.34/78,254.02
  6. Step 6: Final answer
    x = 64,096.72

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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.