Home / 156,312.69-234,421.15-56,460.57

Finding the Fourth Proportional to 156,312.69, 234,421.15 and 56,460.57

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Solution

The fourth proportional to 156,312.69, 234,421.15 and 56,460.57 is: 84,673.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,312.69 : 234,421.15 = 56,460.57 : x
  2. Step 2: Convert to fraction form
    156,312.69/234,421.15 = 56,460.57/x
  3. Step 3: Cross multiply
    156,312.69x = 234,421.15 × 56,460.57
  4. Step 4: Simplify right side
    156,312.69x = 13,235,550,294.65
  5. Step 5: Solve for x
    x = 13,235,550,294.65/156,312.69
  6. Step 6: Final answer
    x = 84,673.55

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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.