Home / 64,897.10-97,345.65-47,182.40

Finding the Fourth Proportional to 64,897.10, 97,345.65 and 47,182.40

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Solution

The fourth proportional to 64,897.10, 97,345.65 and 47,182.40 is: 70,773.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,897.10 : 97,345.65 = 47,182.40 : x
  2. Step 2: Convert to fraction form
    64,897.10/97,345.65 = 47,182.40/x
  3. Step 3: Cross multiply
    64,897.10x = 97,345.65 × 47,182.40
  4. Step 4: Simplify right side
    64,897.10x = 4,593,001,396.56
  5. Step 5: Solve for x
    x = 4,593,001,396.56/64,897.10
  6. Step 6: Final answer
    x = 70,773.60

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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.