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Finding the Fourth Proportional to 153,495, 230,373.72 and 60,066.36

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Solution

The fourth proportional to 153,495, 230,373.72 and 60,066.36 is: 90,150.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,495 : 230,373.72 = 60,066.36 : x
  2. Step 2: Convert to fraction form
    153,495/230,373.72 = 60,066.36/x
  3. Step 3: Cross multiply
    153,495x = 230,373.72 × 60,066.36
  4. Step 4: Simplify right side
    153,495x = 13,837,710,800.06
  5. Step 5: Solve for x
    x = 13,837,710,800.06/153,495
  6. Step 6: Final answer
    x = 90,150.89

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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.