Home / 99,281.28-149,014.08-97,000.32

Finding the Fourth Proportional to 99,281.28, 149,014.08 and 97,000.32

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Solution

The fourth proportional to 99,281.28, 149,014.08 and 97,000.32 is: 145,590.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,281.28 : 149,014.08 = 97,000.32 : x
  2. Step 2: Convert to fraction form
    99,281.28/149,014.08 = 97,000.32/x
  3. Step 3: Cross multiply
    99,281.28x = 149,014.08 × 97,000.32
  4. Step 4: Simplify right side
    99,281.28x = 14,454,413,444.51
  5. Step 5: Solve for x
    x = 14,454,413,444.51/99,281.28
  6. Step 6: Final answer
    x = 145,590.52

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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.