Home / 115,024.02-158,734.77-64,038.96

Finding the Fourth Proportional to 115,024.02, 158,734.77 and 64,038.96

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Solution

The fourth proportional to 115,024.02, 158,734.77 and 64,038.96 is: 88,374.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,024.02 : 158,734.77 = 64,038.96 : x
  2. Step 2: Convert to fraction form
    115,024.02/158,734.77 = 64,038.96/x
  3. Step 3: Cross multiply
    115,024.02x = 158,734.77 × 64,038.96
  4. Step 4: Simplify right side
    115,024.02x = 10,165,209,586.64
  5. Step 5: Solve for x
    x = 10,165,209,586.64/115,024.02
  6. Step 6: Final answer
    x = 88,374.67

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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.