Home / 64,870.18-97,269.93-29,289.82

Finding the Fourth Proportional to 64,870.18, 97,269.93 and 29,289.82

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Solution

The fourth proportional to 64,870.18, 97,269.93 and 29,289.82 is: 43,918.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,870.18 : 97,269.93 = 29,289.82 : x
  2. Step 2: Convert to fraction form
    64,870.18/97,269.93 = 29,289.82/x
  3. Step 3: Cross multiply
    64,870.18x = 97,269.93 × 29,289.82
  4. Step 4: Simplify right side
    64,870.18x = 2,849,018,741.11
  5. Step 5: Solve for x
    x = 2,849,018,741.11/64,870.18
  6. Step 6: Final answer
    x = 43,918.77

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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.