Home / 64,534.37-96,675.53-42,280.16

Finding the Fourth Proportional to 64,534.37, 96,675.53 and 42,280.16

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Solution

The fourth proportional to 64,534.37, 96,675.53 and 42,280.16 is: 63,337.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,534.37 : 96,675.53 = 42,280.16 : x
  2. Step 2: Convert to fraction form
    64,534.37/96,675.53 = 42,280.16/x
  3. Step 3: Cross multiply
    64,534.37x = 96,675.53 × 42,280.16
  4. Step 4: Simplify right side
    64,534.37x = 4,087,456,181.71
  5. Step 5: Solve for x
    x = 4,087,456,181.71/64,534.37
  6. Step 6: Final answer
    x = 63,337.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.